./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label45.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/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 ab2a29a83013608e39dc6ff6734b72ca7afcd64a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:42:18,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:42:18,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:42:18,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:42:18,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:42:18,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:42:18,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:42:18,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:42:18,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:42:18,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:42:18,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:42:18,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:42:18,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:42:18,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:42:18,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:42:18,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:42:18,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:42:18,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:42:18,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:42:18,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:42:18,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:42:18,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:42:18,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:42:18,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:42:18,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:42:18,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:42:18,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:42:18,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:42:18,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:42:18,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:42:18,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:42:18,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:42:18,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:42:18,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:42:18,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:42:18,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:42:18,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:42:18,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:42:18,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:42:18,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:42:18,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:42:18,208 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 00:42:18,251 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:42:18,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:42:18,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:42:18,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:42:18,254 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:42:18,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:42:18,255 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:42:18,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:42:18,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:42:18,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:42:18,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:42:18,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:42:18,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:42:18,257 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:42:18,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:42:18,257 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:42:18,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:42:18,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:42:18,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:42:18,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:42:18,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:42:18,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:42:18,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:42:18,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:42:18,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:42:18,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:42:18,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:42:18,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:42:18,260 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:42:18,261 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_c8102a00-48d3-4959-9b57-b848b9f51cae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab2a29a83013608e39dc6ff6734b72ca7afcd64a [2020-11-30 00:42:18,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:42:18,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:42:18,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:42:18,546 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:42:18,552 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:42:18,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label45.c [2020-11-30 00:42:18,640 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/data/edfbd0fc4/0cd7946add9c4a3b91bc03f6550f7b87/FLAG437c83d99 [2020-11-30 00:42:19,286 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:42:19,287 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/sv-benchmarks/c/eca-rers2012/Problem14_label45.c [2020-11-30 00:42:19,298 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/data/edfbd0fc4/0cd7946add9c4a3b91bc03f6550f7b87/FLAG437c83d99 [2020-11-30 00:42:19,514 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/data/edfbd0fc4/0cd7946add9c4a3b91bc03f6550f7b87 [2020-11-30 00:42:19,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:42:19,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:42:19,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:42:19,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:42:19,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:42:19,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:42:19" (1/1) ... [2020-11-30 00:42:19,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c1d716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:19, skipping insertion in model container [2020-11-30 00:42:19,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:42:19" (1/1) ... [2020-11-30 00:42:19,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:42:19,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:42:20,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:42:20,305 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:42:20,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:42:20,459 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:42:20,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20 WrapperNode [2020-11-30 00:42:20,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:42:20,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:42:20,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:42:20,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:42:20,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (1/1) ... [2020-11-30 00:42:20,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (1/1) ... [2020-11-30 00:42:20,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:42:20,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:42:20,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:42:20,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:42:20,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (1/1) ... [2020-11-30 00:42:20,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (1/1) ... [2020-11-30 00:42:20,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (1/1) ... [2020-11-30 00:42:20,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (1/1) ... [2020-11-30 00:42:20,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (1/1) ... [2020-11-30 00:42:20,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (1/1) ... [2020-11-30 00:42:20,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (1/1) ... [2020-11-30 00:42:20,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:42:20,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:42:20,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:42:20,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:42:20,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/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 [2020-11-30 00:42:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:42:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:42:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:42:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:42:22,637 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:42:22,638 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 00:42:22,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:42:22 BoogieIcfgContainer [2020-11-30 00:42:22,642 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:42:22,644 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 00:42:22,645 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 00:42:22,649 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 00:42:22,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:42:19" (1/3) ... [2020-11-30 00:42:22,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ba8dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:42:22, skipping insertion in model container [2020-11-30 00:42:22,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:20" (2/3) ... [2020-11-30 00:42:22,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ba8dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:42:22, skipping insertion in model container [2020-11-30 00:42:22,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:42:22" (3/3) ... [2020-11-30 00:42:22,652 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem14_label45.c [2020-11-30 00:42:22,666 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 00:42:22,671 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 00:42:22,682 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 00:42:22,723 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 00:42:22,723 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 00:42:22,723 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 00:42:22,723 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:42:22,723 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:42:22,724 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 00:42:22,724 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:42:22,724 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 00:42:22,750 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2020-11-30 00:42:22,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-30 00:42:22,759 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:22,760 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, 1, 1, 1, 1] [2020-11-30 00:42:22,761 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:22,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:22,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1318097310, now seen corresponding path program 1 times [2020-11-30 00:42:22,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:22,776 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598134789] [2020-11-30 00:42:22,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:23,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:42:23,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598134789] [2020-11-30 00:42:23,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:42:23,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:42:23,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340838756] [2020-11-30 00:42:23,107 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:42:23,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:23,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:42:23,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:42:23,123 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2020-11-30 00:42:25,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:25,736 INFO L93 Difference]: Finished difference Result 853 states and 1561 transitions. [2020-11-30 00:42:25,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:42:25,737 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2020-11-30 00:42:25,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:25,768 INFO L225 Difference]: With dead ends: 853 [2020-11-30 00:42:25,768 INFO L226 Difference]: Without dead ends: 538 [2020-11-30 00:42:25,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:42:25,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2020-11-30 00:42:25,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2020-11-30 00:42:25,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2020-11-30 00:42:25,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 778 transitions. [2020-11-30 00:42:25,881 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 778 transitions. Word has length 36 [2020-11-30 00:42:25,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:25,881 INFO L481 AbstractCegarLoop]: Abstraction has 538 states and 778 transitions. [2020-11-30 00:42:25,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:42:25,883 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 778 transitions. [2020-11-30 00:42:25,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-11-30 00:42:25,896 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:25,897 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:42:25,898 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 00:42:25,898 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:25,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:25,899 INFO L82 PathProgramCache]: Analyzing trace with hash -867401832, now seen corresponding path program 1 times [2020-11-30 00:42:25,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:25,899 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207766762] [2020-11-30 00:42:25,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-11-30 00:42:26,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207766762] [2020-11-30 00:42:26,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:42:26,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:42:26,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240670987] [2020-11-30 00:42:26,150 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:26,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:26,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:26,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:42:26,152 INFO L87 Difference]: Start difference. First operand 538 states and 778 transitions. Second operand 3 states. [2020-11-30 00:42:27,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:27,322 INFO L93 Difference]: Finished difference Result 1074 states and 1656 transitions. [2020-11-30 00:42:27,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:27,323 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 184 [2020-11-30 00:42:27,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:27,328 INFO L225 Difference]: With dead ends: 1074 [2020-11-30 00:42:27,329 INFO L226 Difference]: Without dead ends: 716 [2020-11-30 00:42:27,330 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 [2020-11-30 00:42:27,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2020-11-30 00:42:27,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 716. [2020-11-30 00:42:27,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 716 states. [2020-11-30 00:42:27,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 968 transitions. [2020-11-30 00:42:27,374 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 968 transitions. Word has length 184 [2020-11-30 00:42:27,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:27,377 INFO L481 AbstractCegarLoop]: Abstraction has 716 states and 968 transitions. [2020-11-30 00:42:27,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:27,378 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 968 transitions. [2020-11-30 00:42:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-11-30 00:42:27,383 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:27,383 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:42:27,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 00:42:27,385 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:27,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:27,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1431671475, now seen corresponding path program 1 times [2020-11-30 00:42:27,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:27,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869506962] [2020-11-30 00:42:27,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:27,845 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:42:27,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869506962] [2020-11-30 00:42:27,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:42:27,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:42:27,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510009925] [2020-11-30 00:42:27,850 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:42:27,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:27,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:42:27,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:42:27,855 INFO L87 Difference]: Start difference. First operand 716 states and 968 transitions. Second operand 4 states. [2020-11-30 00:42:29,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:29,163 INFO L93 Difference]: Finished difference Result 1637 states and 2268 transitions. [2020-11-30 00:42:29,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:42:29,165 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 207 [2020-11-30 00:42:29,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:29,171 INFO L225 Difference]: With dead ends: 1637 [2020-11-30 00:42:29,171 INFO L226 Difference]: Without dead ends: 1072 [2020-11-30 00:42:29,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:42:29,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2020-11-30 00:42:29,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 894. [2020-11-30 00:42:29,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2020-11-30 00:42:29,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1047 transitions. [2020-11-30 00:42:29,210 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1047 transitions. Word has length 207 [2020-11-30 00:42:29,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:29,213 INFO L481 AbstractCegarLoop]: Abstraction has 894 states and 1047 transitions. [2020-11-30 00:42:29,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:42:29,213 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1047 transitions. [2020-11-30 00:42:29,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2020-11-30 00:42:29,219 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:29,220 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:42:29,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 00:42:29,220 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:29,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:29,221 INFO L82 PathProgramCache]: Analyzing trace with hash 1141317744, now seen corresponding path program 1 times [2020-11-30 00:42:29,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:29,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067495419] [2020-11-30 00:42:29,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:30,151 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 165 proven. 130 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-11-30 00:42:30,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067495419] [2020-11-30 00:42:30,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882649846] [2020-11-30 00:42:30,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/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 [2020-11-30 00:42:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:30,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:42:30,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:42:30,640 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2020-11-30 00:42:30,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:42:30,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-30 00:42:30,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043341676] [2020-11-30 00:42:30,642 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:30,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:30,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:30,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:42:30,644 INFO L87 Difference]: Start difference. First operand 894 states and 1047 transitions. Second operand 3 states. [2020-11-30 00:42:31,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:31,781 INFO L93 Difference]: Finished difference Result 2320 states and 2778 transitions. [2020-11-30 00:42:31,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:31,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 338 [2020-11-30 00:42:31,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:31,791 INFO L225 Difference]: With dead ends: 2320 [2020-11-30 00:42:31,792 INFO L226 Difference]: Without dead ends: 1606 [2020-11-30 00:42:31,793 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:42:31,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2020-11-30 00:42:31,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1428. [2020-11-30 00:42:31,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2020-11-30 00:42:31,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1627 transitions. [2020-11-30 00:42:31,854 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1627 transitions. Word has length 338 [2020-11-30 00:42:31,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:31,856 INFO L481 AbstractCegarLoop]: Abstraction has 1428 states and 1627 transitions. [2020-11-30 00:42:31,856 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:31,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1627 transitions. [2020-11-30 00:42:31,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2020-11-30 00:42:31,866 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:31,866 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:42:32,080 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:42:32,081 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:32,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:32,081 INFO L82 PathProgramCache]: Analyzing trace with hash -435162920, now seen corresponding path program 1 times [2020-11-30 00:42:32,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:32,082 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691645574] [2020-11-30 00:42:32,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:32,876 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 530 proven. 130 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-11-30 00:42:32,876 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691645574] [2020-11-30 00:42:32,876 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [486028505] [2020-11-30 00:42:32,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/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 [2020-11-30 00:42:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:33,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:42:33,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:42:33,302 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2020-11-30 00:42:33,303 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:42:33,303 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-30 00:42:33,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811867014] [2020-11-30 00:42:33,304 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:33,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:33,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:33,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:42:33,305 INFO L87 Difference]: Start difference. First operand 1428 states and 1627 transitions. Second operand 3 states. [2020-11-30 00:42:34,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:34,387 INFO L93 Difference]: Finished difference Result 3388 states and 3938 transitions. [2020-11-30 00:42:34,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:34,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 437 [2020-11-30 00:42:34,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:34,399 INFO L225 Difference]: With dead ends: 3388 [2020-11-30 00:42:34,400 INFO L226 Difference]: Without dead ends: 2140 [2020-11-30 00:42:34,402 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 436 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:42:34,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states. [2020-11-30 00:42:34,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 1962. [2020-11-30 00:42:34,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2020-11-30 00:42:34,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2218 transitions. [2020-11-30 00:42:34,449 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2218 transitions. Word has length 437 [2020-11-30 00:42:34,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:34,450 INFO L481 AbstractCegarLoop]: Abstraction has 1962 states and 2218 transitions. [2020-11-30 00:42:34,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:34,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2218 transitions. [2020-11-30 00:42:34,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2020-11-30 00:42:34,461 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:34,462 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, 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, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:42:34,688 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:42:34,689 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:34,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:34,689 INFO L82 PathProgramCache]: Analyzing trace with hash -2060231407, now seen corresponding path program 1 times [2020-11-30 00:42:34,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:34,690 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726367388] [2020-11-30 00:42:34,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:35,397 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 587 proven. 130 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-11-30 00:42:35,398 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726367388] [2020-11-30 00:42:35,398 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1379611197] [2020-11-30 00:42:35,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:42:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:35,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 614 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:42:35,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:42:35,697 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2020-11-30 00:42:35,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:42:35,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-30 00:42:35,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702645990] [2020-11-30 00:42:35,699 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:35,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:35,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:35,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:42:35,700 INFO L87 Difference]: Start difference. First operand 1962 states and 2218 transitions. Second operand 3 states. [2020-11-30 00:42:36,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:36,525 INFO L93 Difference]: Finished difference Result 4278 states and 4939 transitions. [2020-11-30 00:42:36,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:36,526 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 456 [2020-11-30 00:42:36,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:36,539 INFO L225 Difference]: With dead ends: 4278 [2020-11-30 00:42:36,539 INFO L226 Difference]: Without dead ends: 2496 [2020-11-30 00:42:36,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 460 GetRequests, 455 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:42:36,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2496 states. [2020-11-30 00:42:36,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2496 to 2140. [2020-11-30 00:42:36,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2140 states. [2020-11-30 00:42:36,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 2140 states and 2493 transitions. [2020-11-30 00:42:36,603 INFO L78 Accepts]: Start accepts. Automaton has 2140 states and 2493 transitions. Word has length 456 [2020-11-30 00:42:36,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:36,604 INFO L481 AbstractCegarLoop]: Abstraction has 2140 states and 2493 transitions. [2020-11-30 00:42:36,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:36,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2493 transitions. [2020-11-30 00:42:36,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2020-11-30 00:42:36,641 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:36,642 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, 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, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:42:36,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:42:36,853 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:36,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:36,853 INFO L82 PathProgramCache]: Analyzing trace with hash -811909010, now seen corresponding path program 1 times [2020-11-30 00:42:36,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:36,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587739496] [2020-11-30 00:42:36,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:37,414 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 603 proven. 130 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-11-30 00:42:37,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587739496] [2020-11-30 00:42:37,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [274316218] [2020-11-30 00:42:37,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:42:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:37,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 00:42:37,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:42:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 419 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2020-11-30 00:42:38,173 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:42:38,173 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2020-11-30 00:42:38,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206402517] [2020-11-30 00:42:38,174 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:38,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:38,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:38,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:42:38,176 INFO L87 Difference]: Start difference. First operand 2140 states and 2493 transitions. Second operand 3 states. [2020-11-30 00:42:38,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:38,854 INFO L93 Difference]: Finished difference Result 4278 states and 4999 transitions. [2020-11-30 00:42:38,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:38,855 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 470 [2020-11-30 00:42:38,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:38,866 INFO L225 Difference]: With dead ends: 4278 [2020-11-30 00:42:38,867 INFO L226 Difference]: Without dead ends: 2318 [2020-11-30 00:42:38,869 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 469 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:42:38,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states. [2020-11-30 00:42:38,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 2318. [2020-11-30 00:42:38,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2318 states. [2020-11-30 00:42:38,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 2657 transitions. [2020-11-30 00:42:38,933 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 2657 transitions. Word has length 470 [2020-11-30 00:42:38,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:38,934 INFO L481 AbstractCegarLoop]: Abstraction has 2318 states and 2657 transitions. [2020-11-30 00:42:38,934 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:38,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2657 transitions. [2020-11-30 00:42:38,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2020-11-30 00:42:38,940 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:38,941 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, 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:42:39,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:42:39,169 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:39,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:39,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1029599391, now seen corresponding path program 1 times [2020-11-30 00:42:39,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:39,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509814966] [2020-11-30 00:42:39,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:39,589 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 636 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2020-11-30 00:42:39,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509814966] [2020-11-30 00:42:39,590 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:42:39,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:42:39,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565802079] [2020-11-30 00:42:39,591 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:39,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:39,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:39,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:42:39,592 INFO L87 Difference]: Start difference. First operand 2318 states and 2657 transitions. Second operand 3 states. [2020-11-30 00:42:40,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:40,380 INFO L93 Difference]: Finished difference Result 4456 states and 5133 transitions. [2020-11-30 00:42:40,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:40,381 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 537 [2020-11-30 00:42:40,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:40,394 INFO L225 Difference]: With dead ends: 4456 [2020-11-30 00:42:40,394 INFO L226 Difference]: Without dead ends: 2318 [2020-11-30 00:42:40,397 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 [2020-11-30 00:42:40,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states. [2020-11-30 00:42:40,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 2318. [2020-11-30 00:42:40,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2318 states. [2020-11-30 00:42:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 2602 transitions. [2020-11-30 00:42:40,472 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 2602 transitions. Word has length 537 [2020-11-30 00:42:40,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:40,473 INFO L481 AbstractCegarLoop]: Abstraction has 2318 states and 2602 transitions. [2020-11-30 00:42:40,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:40,474 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2602 transitions. [2020-11-30 00:42:40,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2020-11-30 00:42:40,481 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:40,482 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 1, 1, 1, 1, 1] [2020-11-30 00:42:40,482 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 00:42:40,482 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:40,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:40,483 INFO L82 PathProgramCache]: Analyzing trace with hash 278563183, now seen corresponding path program 1 times [2020-11-30 00:42:40,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:40,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553816636] [2020-11-30 00:42:40,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:41,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1244 backedges. 896 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2020-11-30 00:42:41,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553816636] [2020-11-30 00:42:41,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:42:41,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:42:41,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439568943] [2020-11-30 00:42:41,113 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:41,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:41,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:41,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:42:41,114 INFO L87 Difference]: Start difference. First operand 2318 states and 2602 transitions. Second operand 3 states. [2020-11-30 00:42:41,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:41,814 INFO L93 Difference]: Finished difference Result 5524 states and 6261 transitions. [2020-11-30 00:42:41,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:41,815 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 650 [2020-11-30 00:42:41,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:41,830 INFO L225 Difference]: With dead ends: 5524 [2020-11-30 00:42:41,831 INFO L226 Difference]: Without dead ends: 3386 [2020-11-30 00:42:41,833 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 [2020-11-30 00:42:41,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3386 states. [2020-11-30 00:42:41,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3386 to 3386. [2020-11-30 00:42:41,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2020-11-30 00:42:41,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 3781 transitions. [2020-11-30 00:42:41,922 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 3781 transitions. Word has length 650 [2020-11-30 00:42:41,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:41,923 INFO L481 AbstractCegarLoop]: Abstraction has 3386 states and 3781 transitions. [2020-11-30 00:42:41,923 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:41,923 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3781 transitions. [2020-11-30 00:42:41,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2020-11-30 00:42:41,932 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:41,933 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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] [2020-11-30 00:42:41,933 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 00:42:41,933 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:41,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:41,934 INFO L82 PathProgramCache]: Analyzing trace with hash 834540633, now seen corresponding path program 1 times [2020-11-30 00:42:41,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:41,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281373025] [2020-11-30 00:42:41,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:42,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1306 backedges. 1019 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2020-11-30 00:42:42,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281373025] [2020-11-30 00:42:42,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:42:42,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:42:42,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645277584] [2020-11-30 00:42:42,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:42,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:42,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:42,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:42:42,712 INFO L87 Difference]: Start difference. First operand 3386 states and 3781 transitions. Second operand 3 states. [2020-11-30 00:42:43,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:43,416 INFO L93 Difference]: Finished difference Result 6592 states and 7381 transitions. [2020-11-30 00:42:43,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:43,417 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 710 [2020-11-30 00:42:43,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:43,436 INFO L225 Difference]: With dead ends: 6592 [2020-11-30 00:42:43,436 INFO L226 Difference]: Without dead ends: 3386 [2020-11-30 00:42:43,440 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 [2020-11-30 00:42:43,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3386 states. [2020-11-30 00:42:43,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3386 to 3386. [2020-11-30 00:42:43,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2020-11-30 00:42:43,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 3741 transitions. [2020-11-30 00:42:43,532 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 3741 transitions. Word has length 710 [2020-11-30 00:42:43,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:43,533 INFO L481 AbstractCegarLoop]: Abstraction has 3386 states and 3741 transitions. [2020-11-30 00:42:43,533 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:43,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3741 transitions. [2020-11-30 00:42:43,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 735 [2020-11-30 00:42:43,573 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:43,574 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:42:43,574 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 00:42:43,574 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:43,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:43,575 INFO L82 PathProgramCache]: Analyzing trace with hash 69501461, now seen corresponding path program 1 times [2020-11-30 00:42:43,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:43,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863455573] [2020-11-30 00:42:43,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 837 proven. 23 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2020-11-30 00:42:44,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863455573] [2020-11-30 00:42:44,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696672160] [2020-11-30 00:42:44,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:42:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:44,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 00:42:44,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:42:45,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 860 proven. 0 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2020-11-30 00:42:45,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:42:45,374 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-30 00:42:45,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118606978] [2020-11-30 00:42:45,375 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:42:45,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:45,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:42:45,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:42:45,376 INFO L87 Difference]: Start difference. First operand 3386 states and 3741 transitions. Second operand 4 states. [2020-11-30 00:42:46,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:46,600 INFO L93 Difference]: Finished difference Result 7126 states and 7872 transitions. [2020-11-30 00:42:46,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:42:46,600 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 734 [2020-11-30 00:42:46,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:46,618 INFO L225 Difference]: With dead ends: 7126 [2020-11-30 00:42:46,618 INFO L226 Difference]: Without dead ends: 3564 [2020-11-30 00:42:46,622 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 737 GetRequests, 732 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:42:46,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3564 states. [2020-11-30 00:42:46,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3564 to 3208. [2020-11-30 00:42:46,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3208 states. [2020-11-30 00:42:46,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 3208 states and 3444 transitions. [2020-11-30 00:42:46,698 INFO L78 Accepts]: Start accepts. Automaton has 3208 states and 3444 transitions. Word has length 734 [2020-11-30 00:42:46,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:46,699 INFO L481 AbstractCegarLoop]: Abstraction has 3208 states and 3444 transitions. [2020-11-30 00:42:46,699 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:42:46,699 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 3444 transitions. [2020-11-30 00:42:46,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2020-11-30 00:42:46,709 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:46,710 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:42:46,924 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-11-30 00:42:46,925 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:46,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:46,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1705605256, now seen corresponding path program 1 times [2020-11-30 00:42:46,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:46,926 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683705282] [2020-11-30 00:42:46,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:47,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1871 backedges. 1368 proven. 155 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2020-11-30 00:42:47,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683705282] [2020-11-30 00:42:47,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1099453870] [2020-11-30 00:42:47,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:42:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:48,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 00:42:48,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:42:48,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1871 backedges. 1368 proven. 155 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2020-11-30 00:42:48,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 00:42:48,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-11-30 00:42:48,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527453709] [2020-11-30 00:42:48,544 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:42:48,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:48,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:42:48,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:42:48,545 INFO L87 Difference]: Start difference. First operand 3208 states and 3444 transitions. Second operand 4 states. [2020-11-30 00:42:49,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:49,502 INFO L93 Difference]: Finished difference Result 7304 states and 7873 transitions. [2020-11-30 00:42:49,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:42:49,503 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 805 [2020-11-30 00:42:49,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:49,518 INFO L225 Difference]: With dead ends: 7304 [2020-11-30 00:42:49,518 INFO L226 Difference]: Without dead ends: 4276 [2020-11-30 00:42:49,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 808 GetRequests, 806 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:42:49,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2020-11-30 00:42:49,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 4098. [2020-11-30 00:42:49,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4098 states. [2020-11-30 00:42:49,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 4098 states and 4401 transitions. [2020-11-30 00:42:49,616 INFO L78 Accepts]: Start accepts. Automaton has 4098 states and 4401 transitions. Word has length 805 [2020-11-30 00:42:49,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:49,617 INFO L481 AbstractCegarLoop]: Abstraction has 4098 states and 4401 transitions. [2020-11-30 00:42:49,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:42:49,617 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 4401 transitions. [2020-11-30 00:42:49,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 878 [2020-11-30 00:42:49,629 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:49,630 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:42:49,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:42:49,857 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:49,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:49,857 INFO L82 PathProgramCache]: Analyzing trace with hash 637953176, now seen corresponding path program 1 times [2020-11-30 00:42:49,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:49,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466189364] [2020-11-30 00:42:49,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:50,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2336 backedges. 1516 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2020-11-30 00:42:50,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466189364] [2020-11-30 00:42:50,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:42:50,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:42:50,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601018886] [2020-11-30 00:42:50,624 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:50,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:50,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:50,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:42:50,625 INFO L87 Difference]: Start difference. First operand 4098 states and 4401 transitions. Second operand 3 states. [2020-11-30 00:42:51,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:51,386 INFO L93 Difference]: Finished difference Result 8550 states and 9239 transitions. [2020-11-30 00:42:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:51,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 877 [2020-11-30 00:42:51,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:51,411 INFO L225 Difference]: With dead ends: 8550 [2020-11-30 00:42:51,411 INFO L226 Difference]: Without dead ends: 4632 [2020-11-30 00:42:51,416 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 [2020-11-30 00:42:51,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4632 states. [2020-11-30 00:42:51,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4632 to 4632. [2020-11-30 00:42:51,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4632 states. [2020-11-30 00:42:51,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4632 states to 4632 states and 4981 transitions. [2020-11-30 00:42:51,504 INFO L78 Accepts]: Start accepts. Automaton has 4632 states and 4981 transitions. Word has length 877 [2020-11-30 00:42:51,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:51,505 INFO L481 AbstractCegarLoop]: Abstraction has 4632 states and 4981 transitions. [2020-11-30 00:42:51,505 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:51,505 INFO L276 IsEmpty]: Start isEmpty. Operand 4632 states and 4981 transitions. [2020-11-30 00:42:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 896 [2020-11-30 00:42:51,518 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:51,519 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 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] [2020-11-30 00:42:51,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-30 00:42:51,519 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:51,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:51,521 INFO L82 PathProgramCache]: Analyzing trace with hash -107185365, now seen corresponding path program 1 times [2020-11-30 00:42:51,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:51,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829131392] [2020-11-30 00:42:51,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:52,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 1679 proven. 0 refuted. 0 times theorem prover too weak. 675 trivial. 0 not checked. [2020-11-30 00:42:52,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829131392] [2020-11-30 00:42:52,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:42:52,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:42:52,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433436452] [2020-11-30 00:42:52,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:52,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:52,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:52,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:42:52,604 INFO L87 Difference]: Start difference. First operand 4632 states and 4981 transitions. Second operand 3 states. [2020-11-30 00:42:53,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:53,396 INFO L93 Difference]: Finished difference Result 9262 states and 9960 transitions. [2020-11-30 00:42:53,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:53,401 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 895 [2020-11-30 00:42:53,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:53,411 INFO L225 Difference]: With dead ends: 9262 [2020-11-30 00:42:53,411 INFO L226 Difference]: Without dead ends: 4810 [2020-11-30 00:42:53,416 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 [2020-11-30 00:42:53,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2020-11-30 00:42:53,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 4632. [2020-11-30 00:42:53,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4632 states. [2020-11-30 00:42:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4632 states to 4632 states and 4932 transitions. [2020-11-30 00:42:53,503 INFO L78 Accepts]: Start accepts. Automaton has 4632 states and 4932 transitions. Word has length 895 [2020-11-30 00:42:53,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:53,504 INFO L481 AbstractCegarLoop]: Abstraction has 4632 states and 4932 transitions. [2020-11-30 00:42:53,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 4632 states and 4932 transitions. [2020-11-30 00:42:53,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 973 [2020-11-30 00:42:53,517 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:53,518 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, 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, 8, 8, 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, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2020-11-30 00:42:53,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-30 00:42:53,519 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:53,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:53,519 INFO L82 PathProgramCache]: Analyzing trace with hash -939524577, now seen corresponding path program 1 times [2020-11-30 00:42:53,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:53,520 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450097475] [2020-11-30 00:42:53,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:54,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2921 backedges. 973 proven. 0 refuted. 0 times theorem prover too weak. 1948 trivial. 0 not checked. [2020-11-30 00:42:54,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450097475] [2020-11-30 00:42:54,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:42:54,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:42:54,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511302476] [2020-11-30 00:42:54,473 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:54,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:54,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:54,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:42:54,474 INFO L87 Difference]: Start difference. First operand 4632 states and 4932 transitions. Second operand 3 states. [2020-11-30 00:42:55,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:55,143 INFO L93 Difference]: Finished difference Result 8906 states and 9502 transitions. [2020-11-30 00:42:55,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:55,144 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 972 [2020-11-30 00:42:55,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:55,155 INFO L225 Difference]: With dead ends: 8906 [2020-11-30 00:42:55,156 INFO L226 Difference]: Without dead ends: 4454 [2020-11-30 00:42:55,160 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 [2020-11-30 00:42:55,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2020-11-30 00:42:55,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 4454. [2020-11-30 00:42:55,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4454 states. [2020-11-30 00:42:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 4454 states and 4689 transitions. [2020-11-30 00:42:55,239 INFO L78 Accepts]: Start accepts. Automaton has 4454 states and 4689 transitions. Word has length 972 [2020-11-30 00:42:55,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:55,240 INFO L481 AbstractCegarLoop]: Abstraction has 4454 states and 4689 transitions. [2020-11-30 00:42:55,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 4454 states and 4689 transitions. [2020-11-30 00:42:55,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1048 [2020-11-30 00:42:55,256 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:55,257 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 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, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2020-11-30 00:42:55,257 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-30 00:42:55,257 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:55,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:55,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1365296988, now seen corresponding path program 1 times [2020-11-30 00:42:55,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:55,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316068018] [2020-11-30 00:42:55,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3551 backedges. 1082 proven. 0 refuted. 0 times theorem prover too weak. 2469 trivial. 0 not checked. [2020-11-30 00:42:56,712 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316068018] [2020-11-30 00:42:56,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:42:56,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:42:56,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830321680] [2020-11-30 00:42:56,713 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:42:56,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:42:56,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:42:56,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:42:56,714 INFO L87 Difference]: Start difference. First operand 4454 states and 4689 transitions. Second operand 3 states. [2020-11-30 00:42:57,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:42:57,617 INFO L93 Difference]: Finished difference Result 9084 states and 9569 transitions. [2020-11-30 00:42:57,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:42:57,618 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1047 [2020-11-30 00:42:57,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:42:57,629 INFO L225 Difference]: With dead ends: 9084 [2020-11-30 00:42:57,629 INFO L226 Difference]: Without dead ends: 4810 [2020-11-30 00:42:57,636 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 [2020-11-30 00:42:57,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2020-11-30 00:42:57,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 4810. [2020-11-30 00:42:57,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4810 states. [2020-11-30 00:42:57,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4810 states to 4810 states and 5021 transitions. [2020-11-30 00:42:57,715 INFO L78 Accepts]: Start accepts. Automaton has 4810 states and 5021 transitions. Word has length 1047 [2020-11-30 00:42:57,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:42:57,716 INFO L481 AbstractCegarLoop]: Abstraction has 4810 states and 5021 transitions. [2020-11-30 00:42:57,716 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:42:57,716 INFO L276 IsEmpty]: Start isEmpty. Operand 4810 states and 5021 transitions. [2020-11-30 00:42:57,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1096 [2020-11-30 00:42:57,732 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:42:57,734 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1] [2020-11-30 00:42:57,735 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-30 00:42:57,735 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:42:57,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:42:57,736 INFO L82 PathProgramCache]: Analyzing trace with hash 2046760148, now seen corresponding path program 1 times [2020-11-30 00:42:57,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:42:57,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973770116] [2020-11-30 00:42:57,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:42:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:59,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3788 backedges. 2738 proven. 72 refuted. 0 times theorem prover too weak. 978 trivial. 0 not checked. [2020-11-30 00:42:59,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973770116] [2020-11-30 00:42:59,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190823420] [2020-11-30 00:42:59,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:42:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:42:59,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 1370 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 00:42:59,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:42:59,353 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:42:59,390 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:42:59,403 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:43:03,877 INFO L134 CoverageAnalysis]: Checked inductivity of 3788 backedges. 2451 proven. 0 refuted. 0 times theorem prover too weak. 1337 trivial. 0 not checked. [2020-11-30 00:43:03,878 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:43:03,878 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2020-11-30 00:43:03,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685717346] [2020-11-30 00:43:03,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:43:03,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:43:03,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:43:03,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:43:03,880 INFO L87 Difference]: Start difference. First operand 4810 states and 5021 transitions. Second operand 4 states. [2020-11-30 00:43:06,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:43:06,591 INFO L93 Difference]: Finished difference Result 10686 states and 11180 transitions. [2020-11-30 00:43:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:43:06,592 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1095 [2020-11-30 00:43:06,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:43:06,603 INFO L225 Difference]: With dead ends: 10686 [2020-11-30 00:43:06,603 INFO L226 Difference]: Without dead ends: 6056 [2020-11-30 00:43:06,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1099 GetRequests, 1094 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:43:06,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6056 states. [2020-11-30 00:43:06,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6056 to 5344. [2020-11-30 00:43:06,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5344 states. [2020-11-30 00:43:06,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5344 states to 5344 states and 5577 transitions. [2020-11-30 00:43:06,705 INFO L78 Accepts]: Start accepts. Automaton has 5344 states and 5577 transitions. Word has length 1095 [2020-11-30 00:43:06,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:43:06,706 INFO L481 AbstractCegarLoop]: Abstraction has 5344 states and 5577 transitions. [2020-11-30 00:43:06,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:43:06,706 INFO L276 IsEmpty]: Start isEmpty. Operand 5344 states and 5577 transitions. [2020-11-30 00:43:06,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1336 [2020-11-30 00:43:06,729 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:43:06,730 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 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, 7, 7, 7, 7, 7, 7, 7, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:43:06,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-11-30 00:43:06,953 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:43:06,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:43:06,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1599371804, now seen corresponding path program 1 times [2020-11-30 00:43:06,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:43:06,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468291] [2020-11-30 00:43:06,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:43:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:08,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5860 backedges. 3029 proven. 0 refuted. 0 times theorem prover too weak. 2831 trivial. 0 not checked. [2020-11-30 00:43:08,583 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468291] [2020-11-30 00:43:08,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:43:08,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:43:08,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398708253] [2020-11-30 00:43:08,584 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:43:08,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:43:08,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:43:08,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:43:08,586 INFO L87 Difference]: Start difference. First operand 5344 states and 5577 transitions. Second operand 3 states. [2020-11-30 00:43:09,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:43:09,199 INFO L93 Difference]: Finished difference Result 10864 states and 11349 transitions. [2020-11-30 00:43:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:43:09,200 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1335 [2020-11-30 00:43:09,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:43:09,211 INFO L225 Difference]: With dead ends: 10864 [2020-11-30 00:43:09,211 INFO L226 Difference]: Without dead ends: 5700 [2020-11-30 00:43:09,217 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 [2020-11-30 00:43:09,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5700 states. [2020-11-30 00:43:09,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5700 to 5344. [2020-11-30 00:43:09,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5344 states. [2020-11-30 00:43:09,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5344 states to 5344 states and 5567 transitions. [2020-11-30 00:43:09,301 INFO L78 Accepts]: Start accepts. Automaton has 5344 states and 5567 transitions. Word has length 1335 [2020-11-30 00:43:09,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:43:09,303 INFO L481 AbstractCegarLoop]: Abstraction has 5344 states and 5567 transitions. [2020-11-30 00:43:09,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:43:09,303 INFO L276 IsEmpty]: Start isEmpty. Operand 5344 states and 5567 transitions. [2020-11-30 00:43:09,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1633 [2020-11-30 00:43:09,332 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:43:09,333 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 8, 8, 8, 8, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:43:09,333 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-11-30 00:43:09,333 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:43:09,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:43:09,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1656262676, now seen corresponding path program 1 times [2020-11-30 00:43:09,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:43:09,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722320372] [2020-11-30 00:43:09,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:43:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:13,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8487 backedges. 4284 proven. 588 refuted. 0 times theorem prover too weak. 3615 trivial. 0 not checked. [2020-11-30 00:43:13,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722320372] [2020-11-30 00:43:13,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1660635280] [2020-11-30 00:43:13,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:43:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:13,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 1997 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-30 00:43:13,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:43:13,779 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:43:13,796 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:43:13,800 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:43:16,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8487 backedges. 3476 proven. 435 refuted. 0 times theorem prover too weak. 4576 trivial. 0 not checked. [2020-11-30 00:43:16,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 00:43:16,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2020-11-30 00:43:16,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195438426] [2020-11-30 00:43:16,103 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-30 00:43:16,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:43:16,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-30 00:43:16,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-11-30 00:43:16,104 INFO L87 Difference]: Start difference. First operand 5344 states and 5567 transitions. Second operand 12 states. [2020-11-30 00:43:24,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:43:24,277 INFO L93 Difference]: Finished difference Result 13373 states and 13953 transitions. [2020-11-30 00:43:24,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-30 00:43:24,278 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1632 [2020-11-30 00:43:24,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:43:24,294 INFO L225 Difference]: With dead ends: 13373 [2020-11-30 00:43:24,295 INFO L226 Difference]: Without dead ends: 8192 [2020-11-30 00:43:24,300 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1657 GetRequests, 1637 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=95, Invalid=367, Unknown=0, NotChecked=0, Total=462 [2020-11-30 00:43:24,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8192 states. [2020-11-30 00:43:24,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8192 to 6590. [2020-11-30 00:43:24,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6590 states. [2020-11-30 00:43:24,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6590 states to 6590 states and 6826 transitions. [2020-11-30 00:43:24,431 INFO L78 Accepts]: Start accepts. Automaton has 6590 states and 6826 transitions. Word has length 1632 [2020-11-30 00:43:24,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:43:24,433 INFO L481 AbstractCegarLoop]: Abstraction has 6590 states and 6826 transitions. [2020-11-30 00:43:24,433 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-30 00:43:24,434 INFO L276 IsEmpty]: Start isEmpty. Operand 6590 states and 6826 transitions. [2020-11-30 00:43:24,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1806 [2020-11-30 00:43:24,486 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:43:24,487 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 10, 9, 9, 9, 9, 9, 9, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:43:24,712 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:43:24,712 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:43:24,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:43:24,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1180040936, now seen corresponding path program 1 times [2020-11-30 00:43:24,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:43:24,713 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169156554] [2020-11-30 00:43:24,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:43:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:28,266 INFO L134 CoverageAnalysis]: Checked inductivity of 10095 backedges. 3290 proven. 1045 refuted. 0 times theorem prover too weak. 5760 trivial. 0 not checked. [2020-11-30 00:43:28,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169156554] [2020-11-30 00:43:28,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607676503] [2020-11-30 00:43:28,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:43:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:28,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 2197 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:43:28,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:43:30,463 INFO L134 CoverageAnalysis]: Checked inductivity of 10095 backedges. 4335 proven. 0 refuted. 0 times theorem prover too weak. 5760 trivial. 0 not checked. [2020-11-30 00:43:30,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:43:30,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-30 00:43:30,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761907289] [2020-11-30 00:43:30,466 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:43:30,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:43:30,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:43:30,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:43:30,467 INFO L87 Difference]: Start difference. First operand 6590 states and 6826 transitions. Second operand 3 states. [2020-11-30 00:43:31,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:43:31,116 INFO L93 Difference]: Finished difference Result 14602 states and 15099 transitions. [2020-11-30 00:43:31,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:43:31,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1805 [2020-11-30 00:43:31,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:43:31,125 INFO L225 Difference]: With dead ends: 14602 [2020-11-30 00:43:31,126 INFO L226 Difference]: Without dead ends: 4454 [2020-11-30 00:43:31,134 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1808 GetRequests, 1804 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:43:31,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2020-11-30 00:43:31,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 4276. [2020-11-30 00:43:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4276 states. [2020-11-30 00:43:31,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 4276 states and 4349 transitions. [2020-11-30 00:43:31,188 INFO L78 Accepts]: Start accepts. Automaton has 4276 states and 4349 transitions. Word has length 1805 [2020-11-30 00:43:31,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:43:31,189 INFO L481 AbstractCegarLoop]: Abstraction has 4276 states and 4349 transitions. [2020-11-30 00:43:31,189 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:43:31,190 INFO L276 IsEmpty]: Start isEmpty. Operand 4276 states and 4349 transitions. [2020-11-30 00:43:31,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1877 [2020-11-30 00:43:31,222 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:43:31,223 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 11, 11, 11, 10, 10, 10, 10, 9, 8, 7, 7, 7, 7, 7, 7, 6, 6, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:43:31,436 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:43:31,437 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:43:31,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:43:31,437 INFO L82 PathProgramCache]: Analyzing trace with hash 2039963001, now seen corresponding path program 1 times [2020-11-30 00:43:31,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:43:31,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558637209] [2020-11-30 00:43:31,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:43:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:33,977 INFO L134 CoverageAnalysis]: Checked inductivity of 11516 backedges. 4585 proven. 121 refuted. 0 times theorem prover too weak. 6810 trivial. 0 not checked. [2020-11-30 00:43:33,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558637209] [2020-11-30 00:43:33,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1158462268] [2020-11-30 00:43:33,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:43:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:34,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 2287 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 00:43:34,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:43:34,521 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:43:34,523 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:43:34,531 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:43:36,661 INFO L134 CoverageAnalysis]: Checked inductivity of 11516 backedges. 6906 proven. 0 refuted. 0 times theorem prover too weak. 4610 trivial. 0 not checked. [2020-11-30 00:43:36,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:43:36,663 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 7 [2020-11-30 00:43:36,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984966668] [2020-11-30 00:43:36,664 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 00:43:36,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:43:36,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 00:43:36,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:43:36,665 INFO L87 Difference]: Start difference. First operand 4276 states and 4349 transitions. Second operand 6 states. [2020-11-30 00:43:38,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:43:38,504 INFO L93 Difference]: Finished difference Result 10152 states and 10358 transitions. [2020-11-30 00:43:38,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 00:43:38,504 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1876 [2020-11-30 00:43:38,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:43:38,510 INFO L225 Difference]: With dead ends: 10152 [2020-11-30 00:43:38,510 INFO L226 Difference]: Without dead ends: 5700 [2020-11-30 00:43:38,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1879 GetRequests, 1873 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:43:38,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5700 states. [2020-11-30 00:43:38,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5700 to 4988. [2020-11-30 00:43:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4988 states. [2020-11-30 00:43:38,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4988 states to 4988 states and 5060 transitions. [2020-11-30 00:43:38,570 INFO L78 Accepts]: Start accepts. Automaton has 4988 states and 5060 transitions. Word has length 1876 [2020-11-30 00:43:38,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:43:38,572 INFO L481 AbstractCegarLoop]: Abstraction has 4988 states and 5060 transitions. [2020-11-30 00:43:38,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 00:43:38,572 INFO L276 IsEmpty]: Start isEmpty. Operand 4988 states and 5060 transitions. [2020-11-30 00:43:38,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2127 [2020-11-30 00:43:38,605 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:43:38,606 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 12, 12, 12, 11, 11, 11, 11, 10, 9, 8, 8, 8, 8, 8, 8, 7, 7, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:43:38,820 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:43:38,821 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:43:38,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:43:38,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1888304161, now seen corresponding path program 1 times [2020-11-30 00:43:38,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:43:38,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994420016] [2020-11-30 00:43:38,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:43:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:45,760 INFO L134 CoverageAnalysis]: Checked inductivity of 14616 backedges. 10186 proven. 103 refuted. 0 times theorem prover too weak. 4327 trivial. 0 not checked. [2020-11-30 00:43:45,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994420016] [2020-11-30 00:43:45,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [315298799] [2020-11-30 00:43:45,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 00:43:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:46,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 2583 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:43:46,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:43:49,233 INFO L134 CoverageAnalysis]: Checked inductivity of 14616 backedges. 9436 proven. 0 refuted. 0 times theorem prover too weak. 5180 trivial. 0 not checked. [2020-11-30 00:43:49,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 00:43:49,234 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-30 00:43:49,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390390923] [2020-11-30 00:43:49,236 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:43:49,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:43:49,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:43:49,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:43:49,237 INFO L87 Difference]: Start difference. First operand 4988 states and 5060 transitions. Second operand 3 states. [2020-11-30 00:43:49,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:43:49,784 INFO L93 Difference]: Finished difference Result 8728 states and 8847 transitions. [2020-11-30 00:43:49,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:43:49,787 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2126 [2020-11-30 00:43:49,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:43:49,791 INFO L225 Difference]: With dead ends: 8728 [2020-11-30 00:43:49,791 INFO L226 Difference]: Without dead ends: 4098 [2020-11-30 00:43:49,794 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2130 GetRequests, 2125 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:43:49,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4098 states. [2020-11-30 00:43:49,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4098 to 3742. [2020-11-30 00:43:49,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2020-11-30 00:43:49,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 3778 transitions. [2020-11-30 00:43:49,830 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 3778 transitions. Word has length 2126 [2020-11-30 00:43:49,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:43:49,831 INFO L481 AbstractCegarLoop]: Abstraction has 3742 states and 3778 transitions. [2020-11-30 00:43:49,832 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:43:49,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 3778 transitions. [2020-11-30 00:43:49,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2347 [2020-11-30 00:43:49,876 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:43:49,877 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 14, 14, 14, 13, 13, 13, 13, 12, 11, 10, 10, 10, 10, 10, 10, 9, 9, 7, 7, 7, 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, 4, 4, 4, 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] [2020-11-30 00:43:50,077 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2020-11-30 00:43:50,077 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:43:50,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:43:50,078 INFO L82 PathProgramCache]: Analyzing trace with hash 477138430, now seen corresponding path program 1 times [2020-11-30 00:43:50,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:43:50,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123230462] [2020-11-30 00:43:50,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:43:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:53,617 INFO L134 CoverageAnalysis]: Checked inductivity of 17373 backedges. 4222 proven. 0 refuted. 0 times theorem prover too weak. 13151 trivial. 0 not checked. [2020-11-30 00:43:53,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123230462] [2020-11-30 00:43:53,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:43:53,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:43:53,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046285217] [2020-11-30 00:43:53,619 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:43:53,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:43:53,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:43:53,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:43:53,620 INFO L87 Difference]: Start difference. First operand 3742 states and 3778 transitions. Second operand 3 states. [2020-11-30 00:43:54,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:43:54,117 INFO L93 Difference]: Finished difference Result 4810 states and 4863 transitions. [2020-11-30 00:43:54,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:43:54,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2346 [2020-11-30 00:43:54,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:43:54,119 INFO L225 Difference]: With dead ends: 4810 [2020-11-30 00:43:54,119 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 00:43:54,121 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 [2020-11-30 00:43:54,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 00:43:54,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 00:43:54,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 00:43:54,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 00:43:54,122 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2346 [2020-11-30 00:43:54,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:43:54,122 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 00:43:54,122 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:43:54,122 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 00:43:54,123 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:43:54,123 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-11-30 00:43:54,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 00:43:54,298 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 164 [2020-11-30 00:43:54,421 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 164 [2020-11-30 00:43:56,367 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 158 DAG size of output: 110 [2020-11-30 00:43:58,172 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 158 DAG size of output: 110 [2020-11-30 00:43:58,175 INFO L274 CegarLoopResult]: For program point L762(lines 762 880) no Hoare annotation was computed. [2020-11-30 00:43:58,175 INFO L274 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L829(lines 829 880) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L631(lines 631 880) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L565(lines 565 880) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L169-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L103-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L37-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L698(lines 698 880) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L500(lines 500 880) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-30 00:43:58,176 INFO L274 CegarLoopResult]: For program point L369(lines 369 880) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L303(lines 303 880) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L436(lines 436 880) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L172-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L106-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L40-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L239(lines 239 880) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L768(lines 768 880) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L636(lines 636 880) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L835(lines 835 880) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L571(lines 571 880) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L505(lines 505 880) no Hoare annotation was computed. [2020-11-30 00:43:58,177 INFO L274 CegarLoopResult]: For program point L175-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L109-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L43-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L704(lines 704 880) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L309(lines 309 880) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L442(lines 442 880) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L376(lines 376 880) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L178-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,178 INFO L274 CegarLoopResult]: For program point L112-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,179 INFO L274 CegarLoopResult]: For program point L46-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,179 INFO L274 CegarLoopResult]: For program point L245(lines 245 880) no Hoare annotation was computed. [2020-11-30 00:43:58,179 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-30 00:43:58,179 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-30 00:43:58,179 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-30 00:43:58,179 INFO L274 CegarLoopResult]: For program point L774(lines 774 880) no Hoare annotation was computed. [2020-11-30 00:43:58,180 INFO L274 CegarLoopResult]: For program point L642(lines 642 880) no Hoare annotation was computed. [2020-11-30 00:43:58,180 INFO L274 CegarLoopResult]: For program point L510(lines 510 880) no Hoare annotation was computed. [2020-11-30 00:43:58,180 INFO L274 CegarLoopResult]: For program point L841(lines 841 880) no Hoare annotation was computed. [2020-11-30 00:43:58,180 INFO L274 CegarLoopResult]: For program point L181-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,180 INFO L274 CegarLoopResult]: For program point L115-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,180 INFO L274 CegarLoopResult]: For program point L49-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,180 INFO L274 CegarLoopResult]: For program point L710(lines 710 880) no Hoare annotation was computed. [2020-11-30 00:43:58,181 INFO L274 CegarLoopResult]: For program point L578(lines 578 880) no Hoare annotation was computed. [2020-11-30 00:43:58,181 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-30 00:43:58,181 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-30 00:43:58,181 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-30 00:43:58,181 INFO L274 CegarLoopResult]: For program point L315(lines 315 880) no Hoare annotation was computed. [2020-11-30 00:43:58,181 INFO L274 CegarLoopResult]: For program point L448(lines 448 880) no Hoare annotation was computed. [2020-11-30 00:43:58,181 INFO L274 CegarLoopResult]: For program point L382(lines 382 880) no Hoare annotation was computed. [2020-11-30 00:43:58,182 INFO L274 CegarLoopResult]: For program point L184-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,193 INFO L274 CegarLoopResult]: For program point L118-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L52-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L251(lines 251 880) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L648(lines 648 880) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L516(lines 516 880) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L847(lines 847 880) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L781(lines 781 880) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L583(lines 583 880) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L187-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,194 INFO L274 CegarLoopResult]: For program point L121-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,195 INFO L274 CegarLoopResult]: For program point L55-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,195 INFO L274 CegarLoopResult]: For program point L716(lines 716 880) no Hoare annotation was computed. [2020-11-30 00:43:58,195 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-30 00:43:58,195 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-30 00:43:58,195 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-30 00:43:58,195 INFO L274 CegarLoopResult]: For program point L321(lines 321 880) no Hoare annotation was computed. [2020-11-30 00:43:58,195 INFO L274 CegarLoopResult]: For program point L454(lines 454 880) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L388(lines 388 880) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L190-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L124-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L58-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L257(lines 257 880) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L852(lines 852 880) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L654(lines 654 880) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L522(lines 522 880) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L787(lines 787 880) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L589(lines 589 880) no Hoare annotation was computed. [2020-11-30 00:43:58,196 INFO L274 CegarLoopResult]: For program point L193-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L127-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L61-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L722(lines 722 880) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L459(lines 459 880) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L327(lines 327 880) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L394(lines 394 880) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L262(lines 262 880) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L196-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,197 INFO L274 CegarLoopResult]: For program point L130-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point L64-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point L858(lines 858 880) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point L660(lines 660 880) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point L528(lines 528 880) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point L793(lines 793 880) no Hoare annotation was computed. [2020-11-30 00:43:58,198 INFO L274 CegarLoopResult]: For program point L595(lines 595 880) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L199-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L133-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L67-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L728(lines 728 880) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L464(lines 464 880) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L333(lines 333 880) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L400(lines 400 880) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L268(lines 268 880) no Hoare annotation was computed. [2020-11-30 00:43:58,199 INFO L274 CegarLoopResult]: For program point L202-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L136-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L70-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L864(lines 864 880) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L666(lines 666 880) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L534(lines 534 880) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L799(lines 799 880) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L601(lines 601 880) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L205-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L139-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,200 INFO L274 CegarLoopResult]: For program point L73-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L734(lines 734 880) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L470(lines 470 880) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L339(lines 339 880) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L406(lines 406 880) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L274(lines 274 880) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L208-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L142-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L76-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L869(lines 869 880) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-30 00:43:58,201 INFO L274 CegarLoopResult]: For program point L672(lines 672 880) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L540(lines 540 880) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L805(lines 805 880) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L607(lines 607 880) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L211-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L145-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L79-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L740(lines 740 880) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L477(lines 477 880) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L345(lines 345 880) no Hoare annotation was computed. [2020-11-30 00:43:58,202 INFO L274 CegarLoopResult]: For program point L279(lines 279 880) no Hoare annotation was computed. [2020-11-30 00:43:58,203 INFO L274 CegarLoopResult]: For program point L412(lines 412 880) no Hoare annotation was computed. [2020-11-30 00:43:58,203 INFO L274 CegarLoopResult]: For program point L148-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,203 INFO L274 CegarLoopResult]: For program point L82-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,203 INFO L274 CegarLoopResult]: For program point L875(lines 875 880) no Hoare annotation was computed. [2020-11-30 00:43:58,203 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-30 00:43:58,203 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-30 00:43:58,203 INFO L274 CegarLoopResult]: For program point L678(lines 678 880) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L546(lines 546 880) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L811(lines 811 880) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L745(lines 745 880) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L613(lines 613 880) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L151-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L85-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L482(lines 482 880) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L351(lines 351 880) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L285(lines 285 880) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L418(lines 418 880) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L154-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,204 INFO L274 CegarLoopResult]: For program point L88-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,205 INFO L270 CegarLoopResult]: At program point L881(lines 30 882) the Hoare annotation is: (let ((.cse20 (+ ~a12~0 43))) (let ((.cse4 (<= 9 ~a15~0)) (.cse10 (<= 10 ~a21~0)) (.cse14 (<= 82 ~a12~0)) (.cse5 (<= ~a21~0 8)) (.cse11 (<= ~a15~0 7)) (.cse8 (< 18 ~a12~0)) (.cse9 (<= ~a12~0 71)) (.cse12 (<= .cse20 0)) (.cse2 (<= 8 ~a21~0)) (.cse13 (<= ~a21~0 6)) (.cse0 (< 0 .cse20)) (.cse1 (<= ~a12~0 10)) (.cse18 (not (= 7 ~a15~0))) (.cse3 (= ~a24~0 1)) (.cse15 (<= ~a15~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse6 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse7 (+ (* 5 aux_div_v_~a12~0_438_31) .cse6))) (and (< .cse6 5) (<= .cse7 366413) (< 366344 .cse7) (<= 0 .cse6) (<= (+ ~a12~0 600049) aux_div_v_~a12~0_438_31))))) .cse5) (and .cse2 .cse3 .cse8 .cse9 .cse5) (and (<= ~a12~0 95433) .cse3 .cse4 (< 95380 ~a12~0)) (and .cse1 .cse3 .cse10) (and .cse11 .cse12 .cse13) (and .cse14 (<= 7 ~a21~0) .cse3 .cse4) (and .cse2 .cse3 .cse15 (<= ~a21~0 9) .cse8 (<= ~a12~0 76)) (and (< 80 ~a12~0) .cse3 .cse10) (and (<= ~a24~0 1) .cse12 .cse15 .cse13) (and .cse14 .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse16 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse17 (+ (* 5 aux_div_v_~a12~0_438_31) .cse16))) (and (< .cse16 5) (<= ~a12~0 aux_div_v_~a12~0_438_31) (<= .cse17 366413) (< 366344 .cse17) (<= 0 .cse16))))) .cse5) (and .cse11 .cse2 .cse3) (and (<= (+ ~a12~0 49) 0) .cse3 .cse15 .cse18) (and (<= 9 ~a21~0) (<= ~a12~0 11) .cse3 .cse15) (and .cse11 .cse3 .cse13) (and .cse11 .cse3 .cse18 .cse8 .cse9) (and .cse12 .cse2 .cse3 .cse15) (and .cse3 (<= 286349 ~a12~0) .cse15 .cse13) (and (<= ~a21~0 7) .cse0 .cse1 .cse3 .cse15 .cse18) (and .cse3 .cse15 (exists ((aux_div_aux_div_v_~a12~0_443_27_59 Int)) (let ((.cse19 (* 10 aux_div_aux_div_v_~a12~0_443_27_59))) (and (<= (+ aux_div_aux_div_v_~a12~0_443_27_59 ~a12~0 450689) 0) (<= .cse19 95443) (<= 95381 .cse19) (<= (+ ~a12~0 546123) (* 9 aux_div_aux_div_v_~a12~0_443_27_59))))))))) [2020-11-30 00:43:58,205 INFO L274 CegarLoopResult]: For program point L551(lines 551 880) no Hoare annotation was computed. [2020-11-30 00:43:58,205 INFO L274 CegarLoopResult]: For program point L221(lines 221 880) no Hoare annotation was computed. [2020-11-30 00:43:58,205 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-30 00:43:58,205 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-30 00:43:58,205 INFO L274 CegarLoopResult]: For program point L684(lines 684 880) no Hoare annotation was computed. [2020-11-30 00:43:58,205 INFO L274 CegarLoopResult]: For program point L817(lines 817 880) no Hoare annotation was computed. [2020-11-30 00:43:58,205 INFO L274 CegarLoopResult]: For program point L751(lines 751 880) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L619(lines 619 880) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L157-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L91-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L277 CegarLoopResult]: At program point L884(lines 884 900) the Hoare annotation is: true [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L488(lines 488 880) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L290(lines 290 880) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L687(lines 687 880) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L357(lines 357 880) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L424(lines 424 880) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L160-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L94-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L557(lines 557 880) no Hoare annotation was computed. [2020-11-30 00:43:58,206 INFO L274 CegarLoopResult]: For program point L227(lines 227 880) no Hoare annotation was computed. [2020-11-30 00:43:58,207 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-30 00:43:58,207 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-30 00:43:58,207 INFO L274 CegarLoopResult]: For program point L757(lines 757 880) no Hoare annotation was computed. [2020-11-30 00:43:58,207 INFO L274 CegarLoopResult]: For program point L625(lines 625 880) no Hoare annotation was computed. [2020-11-30 00:43:58,207 INFO L274 CegarLoopResult]: For program point L163-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,207 INFO L274 CegarLoopResult]: For program point L97-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,207 INFO L274 CegarLoopResult]: For program point L31(lines 31 33) no Hoare annotation was computed. [2020-11-30 00:43:58,207 INFO L274 CegarLoopResult]: For program point L31-2(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,207 INFO L274 CegarLoopResult]: For program point L824(lines 824 880) no Hoare annotation was computed. [2020-11-30 00:43:58,207 INFO L270 CegarLoopResult]: At program point L890-2(lines 890 899) the Hoare annotation is: (let ((.cse20 (+ ~a12~0 43))) (let ((.cse4 (<= 9 ~a15~0)) (.cse10 (<= 10 ~a21~0)) (.cse14 (<= 82 ~a12~0)) (.cse5 (<= ~a21~0 8)) (.cse11 (<= ~a15~0 7)) (.cse8 (< 18 ~a12~0)) (.cse9 (<= ~a12~0 71)) (.cse12 (<= .cse20 0)) (.cse2 (<= 8 ~a21~0)) (.cse13 (<= ~a21~0 6)) (.cse0 (< 0 .cse20)) (.cse1 (<= ~a12~0 10)) (.cse18 (not (= 7 ~a15~0))) (.cse3 (= ~a24~0 1)) (.cse15 (<= ~a15~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse6 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse7 (+ (* 5 aux_div_v_~a12~0_438_31) .cse6))) (and (< .cse6 5) (<= .cse7 366413) (< 366344 .cse7) (<= 0 .cse6) (<= (+ ~a12~0 600049) aux_div_v_~a12~0_438_31))))) .cse5) (and .cse2 .cse3 .cse8 .cse9 .cse5) (and (<= ~a12~0 95433) .cse3 .cse4 (< 95380 ~a12~0)) (and .cse1 .cse3 .cse10) (and .cse11 .cse12 .cse13) (and .cse14 (<= 7 ~a21~0) .cse3 .cse4) (and .cse2 .cse3 .cse15 (<= ~a21~0 9) .cse8 (<= ~a12~0 76)) (and (< 80 ~a12~0) .cse3 .cse10) (and (<= ~a24~0 1) .cse12 .cse15 .cse13) (and .cse14 .cse2 .cse3 (exists ((aux_div_v_~a12~0_438_31 Int) (aux_div_aux_mod_v_~a12~0_438_31_31 Int)) (let ((.cse16 (* 5 aux_div_aux_mod_v_~a12~0_438_31_31))) (let ((.cse17 (+ (* 5 aux_div_v_~a12~0_438_31) .cse16))) (and (< .cse16 5) (<= ~a12~0 aux_div_v_~a12~0_438_31) (<= .cse17 366413) (< 366344 .cse17) (<= 0 .cse16))))) .cse5) (and .cse11 .cse2 .cse3) (and (<= (+ ~a12~0 49) 0) .cse3 .cse15 .cse18) (and (<= 9 ~a21~0) (<= ~a12~0 11) .cse3 .cse15) (and .cse11 .cse3 .cse13) (and .cse11 .cse3 .cse18 .cse8 .cse9) (and .cse12 .cse2 .cse3 .cse15) (and .cse3 (<= 286349 ~a12~0) .cse15 .cse13) (and (<= ~a21~0 7) .cse0 .cse1 .cse3 .cse15 .cse18) (and .cse3 .cse15 (exists ((aux_div_aux_div_v_~a12~0_443_27_59 Int)) (let ((.cse19 (* 10 aux_div_aux_div_v_~a12~0_443_27_59))) (and (<= (+ aux_div_aux_div_v_~a12~0_443_27_59 ~a12~0 450689) 0) (<= .cse19 95443) (<= 95381 .cse19) (<= (+ ~a12~0 546123) (* 9 aux_div_aux_div_v_~a12~0_443_27_59))))))))) [2020-11-30 00:43:58,207 INFO L274 CegarLoopResult]: For program point L494(lines 494 880) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L296(lines 296 880) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L693(lines 693 880) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L363(lines 363 880) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L562(lines 562 880) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L430(lines 430 880) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L166-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L100-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L34-1(lines 30 882) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L233(lines 233 880) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-30 00:43:58,208 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-30 00:43:58,220 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,221 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,221 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,222 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,222 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,222 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,223 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,223 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,223 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,224 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,224 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,224 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,225 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,225 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,225 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,236 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,239 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,239 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,239 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,239 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,240 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,240 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,240 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,249 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,249 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,250 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,250 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,250 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,250 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,251 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,251 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,251 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,252 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,252 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,252 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,252 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,253 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,253 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,255 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,255 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,260 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,261 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,261 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,261 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,261 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,262 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,262 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,262 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 12:43:58 BoogieIcfgContainer [2020-11-30 00:43:58,272 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 00:43:58,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:43:58,273 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:43:58,273 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:43:58,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:42:22" (3/4) ... [2020-11-30 00:43:58,277 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:43:58,312 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-30 00:43:58,322 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-30 00:43:58,324 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:43:58,325 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:43:58,357 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || (((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8) && !(7 == a15))) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) [2020-11-30 00:43:58,362 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || (((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8) && !(7 == a15))) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) [2020-11-30 00:43:58,497 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c8102a00-48d3-4959-9b57-b848b9f51cae/bin/uautomizer/witness.graphml [2020-11-30 00:43:58,497 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:43:58,498 INFO L168 Benchmark]: Toolchain (without parser) took 98977.45 ms. Allocated memory was 104.9 MB in the beginning and 3.3 GB in the end (delta: 3.2 GB). Free memory was 71.8 MB in the beginning and 3.2 GB in the end (delta: -3.1 GB). Peak memory consumption was 91.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:43:58,499 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 77.6 MB. Free memory was 36.7 MB in the beginning and 36.6 MB in the end (delta: 36.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:43:58,499 INFO L168 Benchmark]: CACSL2BoogieTranslator took 935.07 ms. Allocated memory is still 104.9 MB. Free memory was 71.8 MB in the beginning and 59.4 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:43:58,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.41 ms. Allocated memory is still 104.9 MB. Free memory was 59.4 MB in the beginning and 49.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:43:58,500 INFO L168 Benchmark]: Boogie Preprocessor took 132.60 ms. Allocated memory is still 104.9 MB. Free memory was 49.4 MB in the beginning and 43.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:43:58,501 INFO L168 Benchmark]: RCFGBuilder took 1900.90 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 43.1 MB in the beginning and 86.0 MB in the end (delta: -42.9 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:43:58,501 INFO L168 Benchmark]: TraceAbstraction took 95628.35 ms. Allocated memory was 140.5 MB in the beginning and 3.3 GB in the end (delta: 3.2 GB). Free memory was 86.0 MB in the beginning and 3.2 GB in the end (delta: -3.1 GB). Peak memory consumption was 2.0 GB. Max. memory is 16.1 GB. [2020-11-30 00:43:58,502 INFO L168 Benchmark]: Witness Printer took 224.27 ms. Allocated memory is still 3.3 GB. Free memory was 3.2 GB in the beginning and 3.2 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:43:58,504 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 77.6 MB. Free memory was 36.7 MB in the beginning and 36.6 MB in the end (delta: 36.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 935.07 ms. Allocated memory is still 104.9 MB. Free memory was 71.8 MB in the beginning and 59.4 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 145.41 ms. Allocated memory is still 104.9 MB. Free memory was 59.4 MB in the beginning and 49.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 132.60 ms. Allocated memory is still 104.9 MB. Free memory was 49.4 MB in the beginning and 43.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1900.90 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 43.1 MB in the beginning and 86.0 MB in the end (delta: -42.9 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 95628.35 ms. Allocated memory was 140.5 MB in the beginning and 3.3 GB in the end (delta: 3.2 GB). Free memory was 86.0 MB in the beginning and 3.2 GB in the end (delta: -3.1 GB). Peak memory consumption was 2.0 GB. Max. memory is 16.1 GB. * Witness Printer took 224.27 ms. Allocated memory is still 3.3 GB. Free memory was 3.2 GB in the beginning and 3.2 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant [2020-11-30 00:43:58,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,524 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,524 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,524 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,524 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,525 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,526 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,526 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,527 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,527 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,527 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,527 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || (((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8) && !(7 == a15))) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) - InvariantResult [Line: 30]: Loop Invariant [2020-11-30 00:43:58,533 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,534 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,538 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,538 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,538 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,538 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,540 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,540 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,540 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,541 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,541 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,541 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,541 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,542 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,542 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,542 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,543 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,543 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a12~0_438_31,QUANTIFIED] [2020-11-30 00:43:58,543 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,543 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a12~0_438_31_31,QUANTIFIED] [2020-11-30 00:43:58,544 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,544 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,544 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] [2020-11-30 00:43:58,544 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_div_v_~a12~0_443_27_59,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((0 < a12 + 43 && a12 <= 10) && 8 <= a21) && a24 == 1) && 9 <= a15) && a21 <= 8) || (((8 <= a21 && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && a12 + 600049 <= aux_div_v_~a12~0_438_31)) && a21 <= 8)) || ((((8 <= a21 && a24 == 1) && 18 < a12) && a12 <= 71) && a21 <= 8)) || (((a12 <= 95433 && a24 == 1) && 9 <= a15) && 95380 < a12)) || ((a12 <= 10 && a24 == 1) && 10 <= a21)) || ((a15 <= 7 && a12 + 43 <= 0) && a21 <= 6)) || (((82 <= a12 && 7 <= a21) && a24 == 1) && 9 <= a15)) || (((((8 <= a21 && a24 == 1) && a15 <= 8) && a21 <= 9) && 18 < a12) && a12 <= 76)) || ((80 < a12 && a24 == 1) && 10 <= a21)) || (((a24 <= 1 && a12 + 43 <= 0) && a15 <= 8) && a21 <= 6)) || ((((82 <= a12 && 8 <= a21) && a24 == 1) && (\exists aux_div_v_~a12~0_438_31 : int, aux_div_aux_mod_v_~a12~0_438_31_31 : int :: (((5 * aux_div_aux_mod_v_~a12~0_438_31_31 < 5 && a12 <= aux_div_v_~a12~0_438_31) && 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31 <= 366413) && 366344 < 5 * aux_div_v_~a12~0_438_31 + 5 * aux_div_aux_mod_v_~a12~0_438_31_31) && 0 <= 5 * aux_div_aux_mod_v_~a12~0_438_31_31)) && a21 <= 8)) || ((a15 <= 7 && 8 <= a21) && a24 == 1)) || (((a12 + 49 <= 0 && a24 == 1) && a15 <= 8) && !(7 == a15))) || (((9 <= a21 && a12 <= 11) && a24 == 1) && a15 <= 8)) || ((a15 <= 7 && a24 == 1) && a21 <= 6)) || ((((a15 <= 7 && a24 == 1) && !(7 == a15)) && 18 < a12) && a12 <= 71)) || (((a12 + 43 <= 0 && 8 <= a21) && a24 == 1) && a15 <= 8)) || (((a24 == 1 && 286349 <= a12) && a15 <= 8) && a21 <= 6)) || (((((a21 <= 7 && 0 < a12 + 43) && a12 <= 10) && a24 == 1) && a15 <= 8) && !(7 == a15))) || ((a24 == 1 && a15 <= 8) && (\exists aux_div_aux_div_v_~a12~0_443_27_59 : int :: ((aux_div_aux_div_v_~a12~0_443_27_59 + a12 + 450689 <= 0 && 10 * aux_div_aux_div_v_~a12~0_443_27_59 <= 95443) && 95381 <= 10 * aux_div_aux_div_v_~a12~0_443_27_59) && a12 + 546123 <= 9 * aux_div_aux_div_v_~a12~0_443_27_59)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 91.4s, OverallIterations: 23, TraceHistogramMax: 19, AutomataDifference: 31.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3114 SDtfs, 3292 SDslu, 268 SDs, 0 SdLazy, 21472 SolverSat, 1951 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 22.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11871 GetRequests, 11789 SyntacticMatches, 1 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6590occurred in iteration=19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 23 MinimizatonAttempts, 5518 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 96 NumberOfFragments, 739 HoareAnnotationTreeSize, 3 FomulaSimplifications, 9770 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 4170 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 4.2s SatisfiabilityAnalysisTime, 23.6s InterpolantComputationTime, 33344 NumberOfCodeBlocks, 33344 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 33310 ConstructedInterpolants, 299 QuantifiedInterpolants, 118492971 SizeOfPredicates, 4 NumberOfNonLiveVariables, 14663 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 34 InterpolantComputations, 21 PerfectInterpolantSequences, 143452/146669 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...