./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.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_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/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 6176b82523031a539fb61f992e9d4a2cb26367e3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 01:12:13,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:12:13,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:12:13,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:12:13,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:12:13,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:12:13,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:12:13,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:12:13,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:12:13,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:12:13,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:12:13,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:12:13,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:12:13,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:12:13,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:12:13,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:12:13,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:12:13,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:12:13,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:12:13,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:12:13,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:12:13,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:12:13,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:12:13,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:12:13,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:12:13,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:12:13,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:12:13,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:12:13,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:12:13,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:12:13,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:12:13,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:12:13,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:12:13,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:12:13,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:12:13,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:12:13,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:12:13,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:12:13,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:12:13,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:12:13,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:12:13,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:12:13,376 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:12:13,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:12:13,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:12:13,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:12:13,379 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:12:13,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:12:13,379 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:12:13,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:12:13,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:12:13,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:12:13,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:12:13,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:12:13,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:12:13,381 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:12:13,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:12:13,382 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:12:13,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:12:13,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:12:13,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:12:13,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:12:13,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:12:13,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:12:13,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:12:13,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:12:13,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:12:13,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:12:13,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:12:13,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:12:13,384 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:12:13,384 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_8b3179ed-db3b-4cca-9c52-637e88ab6604/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6176b82523031a539fb61f992e9d4a2cb26367e3 [2020-11-30 01:12:13,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:12:13,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:12:13,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:12:13,654 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:12:13,655 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:12:13,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2020-11-30 01:12:13,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/data/adce919ac/613088ddf78343f6a187ae4aea99ec0d/FLAG663a39e70 [2020-11-30 01:12:14,286 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:12:14,286 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2020-11-30 01:12:14,306 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/data/adce919ac/613088ddf78343f6a187ae4aea99ec0d/FLAG663a39e70 [2020-11-30 01:12:14,499 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/data/adce919ac/613088ddf78343f6a187ae4aea99ec0d [2020-11-30 01:12:14,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:12:14,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:12:14,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:12:14,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:12:14,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:12:14,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:12:14" (1/1) ... [2020-11-30 01:12:14,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c67287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:14, skipping insertion in model container [2020-11-30 01:12:14,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:12:14" (1/1) ... [2020-11-30 01:12:14,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:12:14,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:12:15,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:12:15,217 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:12:15,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:12:15,374 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:12:15,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15 WrapperNode [2020-11-30 01:12:15,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:12:15,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:12:15,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:12:15,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:12:15,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (1/1) ... [2020-11-30 01:12:15,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (1/1) ... [2020-11-30 01:12:15,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:12:15,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:12:15,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:12:15,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:12:15,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (1/1) ... [2020-11-30 01:12:15,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (1/1) ... [2020-11-30 01:12:15,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (1/1) ... [2020-11-30 01:12:15,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (1/1) ... [2020-11-30 01:12:15,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (1/1) ... [2020-11-30 01:12:15,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (1/1) ... [2020-11-30 01:12:15,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (1/1) ... [2020-11-30 01:12:15,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:12:15,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:12:15,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:12:15,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:12:15,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/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 01:12:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-11-30 01:12:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:12:15,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:12:15,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:12:15,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:12:17,217 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:12:17,218 INFO L298 CfgBuilder]: Removed 159 assume(true) statements. [2020-11-30 01:12:17,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:12:17 BoogieIcfgContainer [2020-11-30 01:12:17,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:12:17,224 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:12:17,225 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:12:17,228 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:12:17,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:12:14" (1/3) ... [2020-11-30 01:12:17,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@270a3d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:12:17, skipping insertion in model container [2020-11-30 01:12:17,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:15" (2/3) ... [2020-11-30 01:12:17,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@270a3d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:12:17, skipping insertion in model container [2020-11-30 01:12:17,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:12:17" (3/3) ... [2020-11-30 01:12:17,232 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product10.cil.c [2020-11-30 01:12:17,241 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:12:17,245 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-30 01:12:17,256 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-11-30 01:12:17,277 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:12:17,278 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:12:17,278 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:12:17,278 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:12:17,278 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:12:17,278 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:12:17,278 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:12:17,278 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:12:17,296 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states. [2020-11-30 01:12:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-30 01:12:17,304 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:17,305 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, 1, 1] [2020-11-30 01:12:17,306 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:17,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:17,311 INFO L82 PathProgramCache]: Analyzing trace with hash 1170669752, now seen corresponding path program 1 times [2020-11-30 01:12:17,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:17,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100170654] [2020-11-30 01:12:17,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:17,695 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 01:12:17,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100170654] [2020-11-30 01:12:17,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:17,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:12:17,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131738547] [2020-11-30 01:12:17,702 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 01:12:17,703 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:17,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 01:12:17,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:12:17,718 INFO L87 Difference]: Start difference. First operand 164 states. Second operand 2 states. [2020-11-30 01:12:17,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:17,752 INFO L93 Difference]: Finished difference Result 275 states and 436 transitions. [2020-11-30 01:12:17,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:12:17,753 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 38 [2020-11-30 01:12:17,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:17,765 INFO L225 Difference]: With dead ends: 275 [2020-11-30 01:12:17,765 INFO L226 Difference]: Without dead ends: 146 [2020-11-30 01:12:17,769 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:12:17,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-11-30 01:12:17,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2020-11-30 01:12:17,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-11-30 01:12:17,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 234 transitions. [2020-11-30 01:12:17,819 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 234 transitions. Word has length 38 [2020-11-30 01:12:17,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:17,819 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 234 transitions. [2020-11-30 01:12:17,820 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 01:12:17,820 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 234 transitions. [2020-11-30 01:12:17,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-30 01:12:17,822 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:17,822 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, 1, 1, 1] [2020-11-30 01:12:17,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:12:17,823 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:17,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:17,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1521803372, now seen corresponding path program 1 times [2020-11-30 01:12:17,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:17,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449423038] [2020-11-30 01:12:17,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:17,973 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 01:12:17,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449423038] [2020-11-30 01:12:17,975 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:17,975 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:12:17,976 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782074746] [2020-11-30 01:12:17,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:12:17,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:17,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:12:17,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:12:17,979 INFO L87 Difference]: Start difference. First operand 146 states and 234 transitions. Second operand 3 states. [2020-11-30 01:12:18,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:18,091 INFO L93 Difference]: Finished difference Result 411 states and 660 transitions. [2020-11-30 01:12:18,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:12:18,092 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2020-11-30 01:12:18,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:18,096 INFO L225 Difference]: With dead ends: 411 [2020-11-30 01:12:18,100 INFO L226 Difference]: Without dead ends: 276 [2020-11-30 01:12:18,102 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 01:12:18,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-11-30 01:12:18,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 145. [2020-11-30 01:12:18,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-11-30 01:12:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 230 transitions. [2020-11-30 01:12:18,141 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 230 transitions. Word has length 39 [2020-11-30 01:12:18,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:18,142 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 230 transitions. [2020-11-30 01:12:18,142 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:12:18,143 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 230 transitions. [2020-11-30 01:12:18,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-30 01:12:18,145 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:18,146 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, 1, 1, 1, 1] [2020-11-30 01:12:18,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:12:18,147 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:18,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:18,150 INFO L82 PathProgramCache]: Analyzing trace with hash 964876999, now seen corresponding path program 1 times [2020-11-30 01:12:18,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:18,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208182867] [2020-11-30 01:12:18,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:18,276 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 01:12:18,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208182867] [2020-11-30 01:12:18,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:18,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:12:18,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612478898] [2020-11-30 01:12:18,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:12:18,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:18,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:12:18,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:12:18,278 INFO L87 Difference]: Start difference. First operand 145 states and 230 transitions. Second operand 3 states. [2020-11-30 01:12:18,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:18,314 INFO L93 Difference]: Finished difference Result 276 states and 440 transitions. [2020-11-30 01:12:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:12:18,315 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-11-30 01:12:18,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:18,317 INFO L225 Difference]: With dead ends: 276 [2020-11-30 01:12:18,317 INFO L226 Difference]: Without dead ends: 146 [2020-11-30 01:12:18,318 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 01:12:18,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-11-30 01:12:18,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 145. [2020-11-30 01:12:18,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-11-30 01:12:18,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 229 transitions. [2020-11-30 01:12:18,340 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 229 transitions. Word has length 40 [2020-11-30 01:12:18,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:18,340 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 229 transitions. [2020-11-30 01:12:18,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:12:18,340 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 229 transitions. [2020-11-30 01:12:18,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-30 01:12:18,344 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:18,345 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, 1, 1, 1, 1, 1] [2020-11-30 01:12:18,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:12:18,345 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:18,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:18,346 INFO L82 PathProgramCache]: Analyzing trace with hash 1989218279, now seen corresponding path program 1 times [2020-11-30 01:12:18,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:18,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133431973] [2020-11-30 01:12:18,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:18,446 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 01:12:18,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133431973] [2020-11-30 01:12:18,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:18,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:12:18,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552589869] [2020-11-30 01:12:18,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:12:18,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:18,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:12:18,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:12:18,449 INFO L87 Difference]: Start difference. First operand 145 states and 229 transitions. Second operand 3 states. [2020-11-30 01:12:18,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:18,479 INFO L93 Difference]: Finished difference Result 282 states and 447 transitions. [2020-11-30 01:12:18,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:12:18,480 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2020-11-30 01:12:18,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:18,481 INFO L225 Difference]: With dead ends: 282 [2020-11-30 01:12:18,481 INFO L226 Difference]: Without dead ends: 145 [2020-11-30 01:12:18,482 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 01:12:18,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-11-30 01:12:18,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2020-11-30 01:12:18,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-11-30 01:12:18,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 227 transitions. [2020-11-30 01:12:18,493 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 227 transitions. Word has length 41 [2020-11-30 01:12:18,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:18,493 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 227 transitions. [2020-11-30 01:12:18,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:12:18,493 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 227 transitions. [2020-11-30 01:12:18,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-30 01:12:18,495 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:18,495 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, 1, 1, 1, 1, 1, 1] [2020-11-30 01:12:18,495 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:12:18,495 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:18,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:18,496 INFO L82 PathProgramCache]: Analyzing trace with hash -559359774, now seen corresponding path program 1 times [2020-11-30 01:12:18,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:18,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712363526] [2020-11-30 01:12:18,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:18,584 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 01:12:18,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712363526] [2020-11-30 01:12:18,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:18,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:12:18,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397522509] [2020-11-30 01:12:18,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:12:18,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:18,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:12:18,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:12:18,587 INFO L87 Difference]: Start difference. First operand 145 states and 227 transitions. Second operand 3 states. [2020-11-30 01:12:18,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:18,605 INFO L93 Difference]: Finished difference Result 243 states and 376 transitions. [2020-11-30 01:12:18,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:12:18,606 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2020-11-30 01:12:18,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:18,607 INFO L225 Difference]: With dead ends: 243 [2020-11-30 01:12:18,608 INFO L226 Difference]: Without dead ends: 148 [2020-11-30 01:12:18,608 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 01:12:18,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-11-30 01:12:18,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 147. [2020-11-30 01:12:18,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-11-30 01:12:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 229 transitions. [2020-11-30 01:12:18,624 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 229 transitions. Word has length 42 [2020-11-30 01:12:18,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:18,626 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 229 transitions. [2020-11-30 01:12:18,626 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:12:18,626 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 229 transitions. [2020-11-30 01:12:18,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 01:12:18,631 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:18,631 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:18,631 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:12:18,632 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:18,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:18,632 INFO L82 PathProgramCache]: Analyzing trace with hash 499910929, now seen corresponding path program 1 times [2020-11-30 01:12:18,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:18,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138926418] [2020-11-30 01:12:18,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:18,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:12:18,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138926418] [2020-11-30 01:12:18,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273080592] [2020-11-30 01:12:18,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/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 01:12:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:19,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 764 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 01:12:19,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:12:19,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:12:19,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:12:19,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-11-30 01:12:19,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043568698] [2020-11-30 01:12:19,086 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:12:19,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:19,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:12:19,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:12:19,093 INFO L87 Difference]: Start difference. First operand 147 states and 229 transitions. Second operand 5 states. [2020-11-30 01:12:19,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:19,125 INFO L93 Difference]: Finished difference Result 371 states and 582 transitions. [2020-11-30 01:12:19,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:12:19,127 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2020-11-30 01:12:19,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:19,133 INFO L225 Difference]: With dead ends: 371 [2020-11-30 01:12:19,133 INFO L226 Difference]: Without dead ends: 276 [2020-11-30 01:12:19,134 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:12:19,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-11-30 01:12:19,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 180. [2020-11-30 01:12:19,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2020-11-30 01:12:19,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 290 transitions. [2020-11-30 01:12:19,158 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 290 transitions. Word has length 47 [2020-11-30 01:12:19,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:19,159 INFO L481 AbstractCegarLoop]: Abstraction has 180 states and 290 transitions. [2020-11-30 01:12:19,159 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:12:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 290 transitions. [2020-11-30 01:12:19,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 01:12:19,162 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:19,170 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:12:19,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-11-30 01:12:19,379 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:19,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:19,381 INFO L82 PathProgramCache]: Analyzing trace with hash 358260290, now seen corresponding path program 2 times [2020-11-30 01:12:19,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:19,381 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778547835] [2020-11-30 01:12:19,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:19,473 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:12:19,473 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778547835] [2020-11-30 01:12:19,473 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:19,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:12:19,474 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436931835] [2020-11-30 01:12:19,474 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:12:19,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:19,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:12:19,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:12:19,475 INFO L87 Difference]: Start difference. First operand 180 states and 290 transitions. Second operand 5 states. [2020-11-30 01:12:19,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:19,530 INFO L93 Difference]: Finished difference Result 465 states and 758 transitions. [2020-11-30 01:12:19,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:12:19,531 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-11-30 01:12:19,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:19,534 INFO L225 Difference]: With dead ends: 465 [2020-11-30 01:12:19,534 INFO L226 Difference]: Without dead ends: 337 [2020-11-30 01:12:19,535 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:12:19,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-11-30 01:12:19,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 242. [2020-11-30 01:12:19,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-11-30 01:12:19,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 405 transitions. [2020-11-30 01:12:19,552 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 405 transitions. Word has length 52 [2020-11-30 01:12:19,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:19,552 INFO L481 AbstractCegarLoop]: Abstraction has 242 states and 405 transitions. [2020-11-30 01:12:19,552 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:12:19,552 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 405 transitions. [2020-11-30 01:12:19,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 01:12:19,554 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:19,554 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:12:19,554 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 01:12:19,554 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:19,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:19,555 INFO L82 PathProgramCache]: Analyzing trace with hash -1312991971, now seen corresponding path program 1 times [2020-11-30 01:12:19,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:19,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554968271] [2020-11-30 01:12:19,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:19,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:19,632 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 01:12:19,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554968271] [2020-11-30 01:12:19,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:19,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:12:19,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881946975] [2020-11-30 01:12:19,633 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:12:19,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:19,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:12:19,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:12:19,634 INFO L87 Difference]: Start difference. First operand 242 states and 405 transitions. Second operand 3 states. [2020-11-30 01:12:19,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:19,662 INFO L93 Difference]: Finished difference Result 466 states and 756 transitions. [2020-11-30 01:12:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:12:19,663 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-11-30 01:12:19,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:19,665 INFO L225 Difference]: With dead ends: 466 [2020-11-30 01:12:19,665 INFO L226 Difference]: Without dead ends: 309 [2020-11-30 01:12:19,667 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 01:12:19,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2020-11-30 01:12:19,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 214. [2020-11-30 01:12:19,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-11-30 01:12:19,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 349 transitions. [2020-11-30 01:12:19,683 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 349 transitions. Word has length 54 [2020-11-30 01:12:19,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:19,685 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 349 transitions. [2020-11-30 01:12:19,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:12:19,686 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 349 transitions. [2020-11-30 01:12:19,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 01:12:19,686 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:19,686 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:19,687 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 01:12:19,687 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:19,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:19,687 INFO L82 PathProgramCache]: Analyzing trace with hash 663544003, now seen corresponding path program 1 times [2020-11-30 01:12:19,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:19,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774108772] [2020-11-30 01:12:19,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:19,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 01:12:19,779 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774108772] [2020-11-30 01:12:19,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:19,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:12:19,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456826893] [2020-11-30 01:12:19,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:12:19,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:19,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:12:19,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:12:19,780 INFO L87 Difference]: Start difference. First operand 214 states and 349 transitions. Second operand 3 states. [2020-11-30 01:12:19,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:19,817 INFO L93 Difference]: Finished difference Result 550 states and 908 transitions. [2020-11-30 01:12:19,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:12:19,818 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-11-30 01:12:19,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:19,822 INFO L225 Difference]: With dead ends: 550 [2020-11-30 01:12:19,823 INFO L226 Difference]: Without dead ends: 366 [2020-11-30 01:12:19,823 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 01:12:19,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2020-11-30 01:12:19,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 271. [2020-11-30 01:12:19,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2020-11-30 01:12:19,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 450 transitions. [2020-11-30 01:12:19,847 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 450 transitions. Word has length 54 [2020-11-30 01:12:19,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:19,847 INFO L481 AbstractCegarLoop]: Abstraction has 271 states and 450 transitions. [2020-11-30 01:12:19,847 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:12:19,848 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 450 transitions. [2020-11-30 01:12:19,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-30 01:12:19,851 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:19,851 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:19,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 01:12:19,852 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:19,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:19,852 INFO L82 PathProgramCache]: Analyzing trace with hash 2045513071, now seen corresponding path program 1 times [2020-11-30 01:12:19,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:19,853 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020060332] [2020-11-30 01:12:19,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:19,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 01:12:19,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020060332] [2020-11-30 01:12:19,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:19,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:12:19,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059021588] [2020-11-30 01:12:19,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:12:19,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:19,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:12:19,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:12:19,920 INFO L87 Difference]: Start difference. First operand 271 states and 450 transitions. Second operand 5 states. [2020-11-30 01:12:20,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:20,145 INFO L93 Difference]: Finished difference Result 641 states and 1067 transitions. [2020-11-30 01:12:20,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:12:20,146 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-11-30 01:12:20,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:20,149 INFO L225 Difference]: With dead ends: 641 [2020-11-30 01:12:20,149 INFO L226 Difference]: Without dead ends: 423 [2020-11-30 01:12:20,150 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:12:20,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2020-11-30 01:12:20,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 271. [2020-11-30 01:12:20,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2020-11-30 01:12:20,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 447 transitions. [2020-11-30 01:12:20,176 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 447 transitions. Word has length 55 [2020-11-30 01:12:20,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:20,176 INFO L481 AbstractCegarLoop]: Abstraction has 271 states and 447 transitions. [2020-11-30 01:12:20,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:12:20,177 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 447 transitions. [2020-11-30 01:12:20,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-30 01:12:20,177 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:20,178 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:20,178 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 01:12:20,178 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:20,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:20,179 INFO L82 PathProgramCache]: Analyzing trace with hash -626013561, now seen corresponding path program 1 times [2020-11-30 01:12:20,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:20,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217017137] [2020-11-30 01:12:20,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:20,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 01:12:20,336 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217017137] [2020-11-30 01:12:20,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:20,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-30 01:12:20,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732691114] [2020-11-30 01:12:20,337 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-30 01:12:20,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:20,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-30 01:12:20,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:12:20,340 INFO L87 Difference]: Start difference. First operand 271 states and 447 transitions. Second operand 10 states. [2020-11-30 01:12:21,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:21,337 INFO L93 Difference]: Finished difference Result 894 states and 1355 transitions. [2020-11-30 01:12:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-11-30 01:12:21,338 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-11-30 01:12:21,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:21,343 INFO L225 Difference]: With dead ends: 894 [2020-11-30 01:12:21,343 INFO L226 Difference]: Without dead ends: 821 [2020-11-30 01:12:21,345 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=290, Invalid=766, Unknown=0, NotChecked=0, Total=1056 [2020-11-30 01:12:21,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 821 states. [2020-11-30 01:12:21,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 821 to 314. [2020-11-30 01:12:21,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-11-30 01:12:21,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 509 transitions. [2020-11-30 01:12:21,381 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 509 transitions. Word has length 55 [2020-11-30 01:12:21,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:21,381 INFO L481 AbstractCegarLoop]: Abstraction has 314 states and 509 transitions. [2020-11-30 01:12:21,382 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-30 01:12:21,382 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 509 transitions. [2020-11-30 01:12:21,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 01:12:21,383 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:21,383 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:21,383 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 01:12:21,383 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:21,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:21,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1977535086, now seen corresponding path program 1 times [2020-11-30 01:12:21,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:21,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333005415] [2020-11-30 01:12:21,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:21,519 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 01:12:21,520 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333005415] [2020-11-30 01:12:21,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:21,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-30 01:12:21,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764867860] [2020-11-30 01:12:21,521 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-30 01:12:21,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:21,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-30 01:12:21,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:12:21,522 INFO L87 Difference]: Start difference. First operand 314 states and 509 transitions. Second operand 10 states. [2020-11-30 01:12:22,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:22,631 INFO L93 Difference]: Finished difference Result 929 states and 1399 transitions. [2020-11-30 01:12:22,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-11-30 01:12:22,632 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 56 [2020-11-30 01:12:22,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:22,637 INFO L225 Difference]: With dead ends: 929 [2020-11-30 01:12:22,637 INFO L226 Difference]: Without dead ends: 833 [2020-11-30 01:12:22,638 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=290, Invalid=766, Unknown=0, NotChecked=0, Total=1056 [2020-11-30 01:12:22,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2020-11-30 01:12:22,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 341. [2020-11-30 01:12:22,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-11-30 01:12:22,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 550 transitions. [2020-11-30 01:12:22,681 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 550 transitions. Word has length 56 [2020-11-30 01:12:22,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:22,682 INFO L481 AbstractCegarLoop]: Abstraction has 341 states and 550 transitions. [2020-11-30 01:12:22,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-30 01:12:22,682 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 550 transitions. [2020-11-30 01:12:22,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 01:12:22,683 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:22,683 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:22,684 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-30 01:12:22,684 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:22,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:22,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1899401231, now seen corresponding path program 1 times [2020-11-30 01:12:22,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:22,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868750240] [2020-11-30 01:12:22,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 01:12:22,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868750240] [2020-11-30 01:12:22,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:22,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 01:12:22,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723219831] [2020-11-30 01:12:22,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:12:22,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:22,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:12:22,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:12:22,788 INFO L87 Difference]: Start difference. First operand 341 states and 550 transitions. Second operand 6 states. [2020-11-30 01:12:22,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:22,918 INFO L93 Difference]: Finished difference Result 542 states and 842 transitions. [2020-11-30 01:12:22,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 01:12:22,919 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-11-30 01:12:22,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:22,922 INFO L225 Difference]: With dead ends: 542 [2020-11-30 01:12:22,922 INFO L226 Difference]: Without dead ends: 393 [2020-11-30 01:12:22,922 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:12:22,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2020-11-30 01:12:22,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 322. [2020-11-30 01:12:22,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2020-11-30 01:12:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 519 transitions. [2020-11-30 01:12:22,959 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 519 transitions. Word has length 56 [2020-11-30 01:12:22,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:22,959 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 519 transitions. [2020-11-30 01:12:22,959 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:12:22,959 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 519 transitions. [2020-11-30 01:12:22,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-30 01:12:22,966 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:22,966 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:22,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-30 01:12:22,967 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:22,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:22,967 INFO L82 PathProgramCache]: Analyzing trace with hash -1757108711, now seen corresponding path program 1 times [2020-11-30 01:12:22,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:22,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756097431] [2020-11-30 01:12:22,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:23,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 01:12:23,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756097431] [2020-11-30 01:12:23,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:23,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:12:23,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522444231] [2020-11-30 01:12:23,088 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:12:23,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:23,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:12:23,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:12:23,089 INFO L87 Difference]: Start difference. First operand 322 states and 519 transitions. Second operand 5 states. [2020-11-30 01:12:23,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:23,288 INFO L93 Difference]: Finished difference Result 875 states and 1376 transitions. [2020-11-30 01:12:23,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-30 01:12:23,289 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-11-30 01:12:23,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:23,293 INFO L225 Difference]: With dead ends: 875 [2020-11-30 01:12:23,294 INFO L226 Difference]: Without dead ends: 767 [2020-11-30 01:12:23,294 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:12:23,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2020-11-30 01:12:23,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 587. [2020-11-30 01:12:23,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 587 states. [2020-11-30 01:12:23,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 950 transitions. [2020-11-30 01:12:23,365 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 950 transitions. Word has length 57 [2020-11-30 01:12:23,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:23,366 INFO L481 AbstractCegarLoop]: Abstraction has 587 states and 950 transitions. [2020-11-30 01:12:23,366 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:12:23,366 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 950 transitions. [2020-11-30 01:12:23,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-30 01:12:23,368 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:23,368 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:23,368 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-30 01:12:23,368 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:23,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:23,369 INFO L82 PathProgramCache]: Analyzing trace with hash 905258701, now seen corresponding path program 1 times [2020-11-30 01:12:23,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:23,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883727472] [2020-11-30 01:12:23,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:23,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 01:12:23,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883727472] [2020-11-30 01:12:23,478 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:23,478 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-30 01:12:23,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772059615] [2020-11-30 01:12:23,480 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-30 01:12:23,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:23,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-30 01:12:23,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:12:23,481 INFO L87 Difference]: Start difference. First operand 587 states and 950 transitions. Second operand 9 states. [2020-11-30 01:12:24,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:24,405 INFO L93 Difference]: Finished difference Result 1594 states and 2408 transitions. [2020-11-30 01:12:24,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-11-30 01:12:24,406 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2020-11-30 01:12:24,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:24,414 INFO L225 Difference]: With dead ends: 1594 [2020-11-30 01:12:24,414 INFO L226 Difference]: Without dead ends: 1345 [2020-11-30 01:12:24,417 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=213, Invalid=489, Unknown=0, NotChecked=0, Total=702 [2020-11-30 01:12:24,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2020-11-30 01:12:24,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 710. [2020-11-30 01:12:24,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 710 states. [2020-11-30 01:12:24,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1125 transitions. [2020-11-30 01:12:24,504 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1125 transitions. Word has length 58 [2020-11-30 01:12:24,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:24,505 INFO L481 AbstractCegarLoop]: Abstraction has 710 states and 1125 transitions. [2020-11-30 01:12:24,505 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-30 01:12:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1125 transitions. [2020-11-30 01:12:24,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-30 01:12:24,507 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:24,507 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:24,507 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-30 01:12:24,507 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:24,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:24,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1393067954, now seen corresponding path program 1 times [2020-11-30 01:12:24,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:24,508 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914013744] [2020-11-30 01:12:24,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 01:12:24,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914013744] [2020-11-30 01:12:24,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:24,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:12:24,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946462639] [2020-11-30 01:12:24,575 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:12:24,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:24,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:12:24,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:12:24,576 INFO L87 Difference]: Start difference. First operand 710 states and 1125 transitions. Second operand 4 states. [2020-11-30 01:12:24,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:24,701 INFO L93 Difference]: Finished difference Result 977 states and 1504 transitions. [2020-11-30 01:12:24,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:12:24,702 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-11-30 01:12:24,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:24,706 INFO L225 Difference]: With dead ends: 977 [2020-11-30 01:12:24,707 INFO L226 Difference]: Without dead ends: 699 [2020-11-30 01:12:24,708 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:12:24,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2020-11-30 01:12:24,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 555. [2020-11-30 01:12:24,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2020-11-30 01:12:24,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 892 transitions. [2020-11-30 01:12:24,784 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 892 transitions. Word has length 59 [2020-11-30 01:12:24,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:24,784 INFO L481 AbstractCegarLoop]: Abstraction has 555 states and 892 transitions. [2020-11-30 01:12:24,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:12:24,785 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 892 transitions. [2020-11-30 01:12:24,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-30 01:12:24,786 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:24,786 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:24,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-30 01:12:24,787 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:24,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:24,787 INFO L82 PathProgramCache]: Analyzing trace with hash 596644252, now seen corresponding path program 1 times [2020-11-30 01:12:24,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:24,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36595359] [2020-11-30 01:12:24,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:24,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 01:12:24,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36595359] [2020-11-30 01:12:24,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:24,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:12:24,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57656790] [2020-11-30 01:12:24,833 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:12:24,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:24,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:12:24,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:12:24,834 INFO L87 Difference]: Start difference. First operand 555 states and 892 transitions. Second operand 3 states. [2020-11-30 01:12:24,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:24,943 INFO L93 Difference]: Finished difference Result 1566 states and 2532 transitions. [2020-11-30 01:12:24,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:12:24,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-11-30 01:12:24,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:24,950 INFO L225 Difference]: With dead ends: 1566 [2020-11-30 01:12:24,950 INFO L226 Difference]: Without dead ends: 1045 [2020-11-30 01:12:24,952 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 01:12:24,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2020-11-30 01:12:25,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 789. [2020-11-30 01:12:25,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2020-11-30 01:12:25,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1305 transitions. [2020-11-30 01:12:25,027 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1305 transitions. Word has length 63 [2020-11-30 01:12:25,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:25,027 INFO L481 AbstractCegarLoop]: Abstraction has 789 states and 1305 transitions. [2020-11-30 01:12:25,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:12:25,027 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1305 transitions. [2020-11-30 01:12:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-30 01:12:25,029 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:25,029 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:25,029 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-11-30 01:12:25,030 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:25,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:25,030 INFO L82 PathProgramCache]: Analyzing trace with hash 1480771081, now seen corresponding path program 1 times [2020-11-30 01:12:25,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:25,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353350192] [2020-11-30 01:12:25,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:25,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 01:12:25,075 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353350192] [2020-11-30 01:12:25,075 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:25,075 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:12:25,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315617009] [2020-11-30 01:12:25,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:12:25,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:25,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:12:25,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:12:25,076 INFO L87 Difference]: Start difference. First operand 789 states and 1305 transitions. Second operand 3 states. [2020-11-30 01:12:25,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:25,255 INFO L93 Difference]: Finished difference Result 2254 states and 3749 transitions. [2020-11-30 01:12:25,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:12:25,255 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-11-30 01:12:25,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:25,264 INFO L225 Difference]: With dead ends: 2254 [2020-11-30 01:12:25,265 INFO L226 Difference]: Without dead ends: 1503 [2020-11-30 01:12:25,266 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 01:12:25,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2020-11-30 01:12:25,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1247. [2020-11-30 01:12:25,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1247 states. [2020-11-30 01:12:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1247 states and 2106 transitions. [2020-11-30 01:12:25,369 INFO L78 Accepts]: Start accepts. Automaton has 1247 states and 2106 transitions. Word has length 64 [2020-11-30 01:12:25,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:25,369 INFO L481 AbstractCegarLoop]: Abstraction has 1247 states and 2106 transitions. [2020-11-30 01:12:25,369 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:12:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2106 transitions. [2020-11-30 01:12:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-30 01:12:25,372 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:25,372 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:25,372 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-11-30 01:12:25,373 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:25,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:25,373 INFO L82 PathProgramCache]: Analyzing trace with hash -246111330, now seen corresponding path program 1 times [2020-11-30 01:12:25,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:25,374 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738503739] [2020-11-30 01:12:25,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:25,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 01:12:25,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738503739] [2020-11-30 01:12:25,421 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:25,421 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:12:25,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103607507] [2020-11-30 01:12:25,422 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:12:25,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:25,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:12:25,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:12:25,423 INFO L87 Difference]: Start difference. First operand 1247 states and 2106 transitions. Second operand 3 states. [2020-11-30 01:12:25,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:25,638 INFO L93 Difference]: Finished difference Result 3606 states and 6114 transitions. [2020-11-30 01:12:25,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:12:25,639 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-11-30 01:12:25,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:25,653 INFO L225 Difference]: With dead ends: 3606 [2020-11-30 01:12:25,654 INFO L226 Difference]: Without dead ends: 2401 [2020-11-30 01:12:25,656 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 01:12:25,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2401 states. [2020-11-30 01:12:25,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2401 to 2145. [2020-11-30 01:12:25,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2145 states. [2020-11-30 01:12:25,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 2145 states and 3659 transitions. [2020-11-30 01:12:25,822 INFO L78 Accepts]: Start accepts. Automaton has 2145 states and 3659 transitions. Word has length 65 [2020-11-30 01:12:25,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:25,822 INFO L481 AbstractCegarLoop]: Abstraction has 2145 states and 3659 transitions. [2020-11-30 01:12:25,822 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:12:25,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 3659 transitions. [2020-11-30 01:12:25,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-30 01:12:25,827 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:12:25,827 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:12:25,827 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-11-30 01:12:25,828 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:12:25,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:25,828 INFO L82 PathProgramCache]: Analyzing trace with hash 283992071, now seen corresponding path program 1 times [2020-11-30 01:12:25,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:12:25,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18364194] [2020-11-30 01:12:25,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:12:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:25,921 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 01:12:25,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18364194] [2020-11-30 01:12:25,922 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:12:25,922 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:12:25,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301143671] [2020-11-30 01:12:25,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:12:25,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:12:25,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:12:25,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:12:25,923 INFO L87 Difference]: Start difference. First operand 2145 states and 3659 transitions. Second operand 4 states. [2020-11-30 01:12:26,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:12:26,094 INFO L93 Difference]: Finished difference Result 2225 states and 3778 transitions. [2020-11-30 01:12:26,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:12:26,095 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 66 [2020-11-30 01:12:26,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:12:26,095 INFO L225 Difference]: With dead ends: 2225 [2020-11-30 01:12:26,095 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:12:26,098 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:12:26,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:12:26,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:12:26,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:12:26,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:12:26,099 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-11-30 01:12:26,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:12:26,099 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:12:26,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:12:26,099 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:12:26,099 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:12:26,099 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-11-30 01:12:26,101 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:12:26,368 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2020-11-30 01:12:27,223 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 189 [2020-11-30 01:12:27,409 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 116 [2020-11-30 01:12:28,128 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 197 [2020-11-30 01:12:28,289 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 106 [2020-11-30 01:12:28,425 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 131 [2020-11-30 01:12:28,632 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 129 [2020-11-30 01:12:28,965 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 133 [2020-11-30 01:12:29,468 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 190 [2020-11-30 01:12:30,043 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 195 [2020-11-30 01:12:30,507 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 195 [2020-11-30 01:12:30,817 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 131 [2020-11-30 01:12:31,172 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 190 [2020-11-30 01:12:31,509 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 201 [2020-11-30 01:12:31,789 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 190 [2020-11-30 01:12:32,327 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 226 [2020-11-30 01:12:32,722 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 189 [2020-11-30 01:12:33,018 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 190 [2020-11-30 01:12:33,420 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 174 [2020-11-30 01:12:33,811 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 29 [2020-11-30 01:12:34,460 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 35 [2020-11-30 01:12:34,663 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 25 [2020-11-30 01:12:35,849 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 23 [2020-11-30 01:12:36,245 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 30 [2020-11-30 01:12:37,507 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 196 DAG size of output: 22 [2020-11-30 01:12:38,027 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2020-11-30 01:12:38,425 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 28 [2020-11-30 01:12:38,872 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 33 [2020-11-30 01:12:39,508 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 38 [2020-11-30 01:12:39,896 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 30 [2020-11-30 01:12:40,865 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 24 [2020-11-30 01:12:41,262 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 35 [2020-11-30 01:12:42,512 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 194 DAG size of output: 22 [2020-11-30 01:12:42,793 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 35 [2020-11-30 01:12:43,102 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 30 [2020-11-30 01:12:44,279 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 194 DAG size of output: 22 [2020-11-30 01:12:44,641 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 28 [2020-11-30 01:12:44,936 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 38 [2020-11-30 01:12:45,357 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 28 [2020-11-30 01:12:45,726 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 25 [2020-11-30 01:12:46,740 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 189 DAG size of output: 24 [2020-11-30 01:12:48,228 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 200 DAG size of output: 22 [2020-11-30 01:12:48,464 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 33 [2020-11-30 01:12:49,430 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 24 [2020-11-30 01:12:49,784 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 28 [2020-11-30 01:12:51,278 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 225 DAG size of output: 22 [2020-11-30 01:12:52,350 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 23 [2020-11-30 01:12:53,342 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 24 [2020-11-30 01:12:53,691 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 22 [2020-11-30 01:12:53,803 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 22 [2020-11-30 01:12:53,961 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 27 [2020-11-30 01:12:54,228 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 25 [2020-11-30 01:12:54,458 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 29 [2020-11-30 01:12:55,209 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 22 [2020-11-30 01:12:55,237 INFO L277 CegarLoopResult]: At program point L828(lines 810 830) the Hoare annotation is: true [2020-11-30 01:12:55,237 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:12:55,237 INFO L270 CegarLoopResult]: At program point L1489(lines 1484 1492) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= |ULTIMATE.start_isReadable_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,237 INFO L270 CegarLoopResult]: At program point L1489-1(lines 1484 1492) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= |ULTIMATE.start_isReadable_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 1) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,238 INFO L270 CegarLoopResult]: At program point L1489-2(lines 1484 1492) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= |ULTIMATE.start_isReadable_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,238 INFO L277 CegarLoopResult]: At program point L1489-3(lines 1484 1492) the Hoare annotation is: true [2020-11-30 01:12:55,238 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 01:12:55,238 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 01:12:55,238 INFO L274 CegarLoopResult]: For program point L928(lines 928 939) no Hoare annotation was computed. [2020-11-30 01:12:55,238 INFO L274 CegarLoopResult]: For program point L895(lines 895 901) no Hoare annotation was computed. [2020-11-30 01:12:55,238 INFO L274 CegarLoopResult]: For program point L928-1(lines 928 939) no Hoare annotation was computed. [2020-11-30 01:12:55,238 INFO L274 CegarLoopResult]: For program point L928-2(lines 928 939) no Hoare annotation was computed. [2020-11-30 01:12:55,238 INFO L274 CegarLoopResult]: For program point L895-1(lines 895 901) no Hoare annotation was computed. [2020-11-30 01:12:55,238 INFO L274 CegarLoopResult]: For program point L928-3(lines 928 939) no Hoare annotation was computed. [2020-11-30 01:12:55,239 INFO L270 CegarLoopResult]: At program point L664(lines 659 667) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_outgoing_~msg 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,239 INFO L274 CegarLoopResult]: For program point L2580(lines 2580 2584) no Hoare annotation was computed. [2020-11-30 01:12:55,239 INFO L270 CegarLoopResult]: At program point L2580-2(lines 1 2589) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= ~__ste_client_forwardReceiver1~0 0) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,239 INFO L274 CegarLoopResult]: For program point L2580-3(lines 2580 2584) no Hoare annotation was computed. [2020-11-30 01:12:55,239 INFO L274 CegarLoopResult]: For program point L2580-6(lines 2580 2584) no Hoare annotation was computed. [2020-11-30 01:12:55,239 INFO L270 CegarLoopResult]: At program point L2580-5(lines 1 2589) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= ~__ste_client_forwardReceiver1~0 0) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 ULTIMATE.start_setClientId_~handle) (= ~rjh~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,239 INFO L274 CegarLoopResult]: For program point L1358(lines 1358 1362) no Hoare annotation was computed. [2020-11-30 01:12:55,239 INFO L270 CegarLoopResult]: At program point L2580-8(lines 1 2589) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= ~__ste_client_forwardReceiver1~0 0) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,239 INFO L270 CegarLoopResult]: At program point L103(lines 98 106) the Hoare annotation is: (and (= ~__ste_client_forwardReceiver1~0 0) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,239 INFO L274 CegarLoopResult]: For program point L764(lines 764 772) no Hoare annotation was computed. [2020-11-30 01:12:55,240 INFO L270 CegarLoopResult]: At program point L2516(lines 2499 2522) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse5 (= 2 ULTIMATE.start_createEmail_~to)) (.cse6 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse7 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse8 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse9 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse1 (= ~rjh~0 2)) (.cse2 (= ULTIMATE.start_outgoing_~msg 1)) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= 2 ULTIMATE.start_incoming_~client) .cse1 .cse2 .cse3 .cse4 (= ~__ste_email_to0~0 2) .cse5 .cse6 .cse7 (= 2 ULTIMATE.start_getClientForwardReceiver_~handle) (= 2 |ULTIMATE.start_getEmailTo_#res|) .cse8 .cse9) (and .cse0 (= ULTIMATE.start_setEmailTo_~handle 1) .cse5 .cse6 .cse7 .cse8 .cse9 .cse1 .cse2 .cse3 .cse4))) [2020-11-30 01:12:55,240 INFO L270 CegarLoopResult]: At program point L2516-1(lines 2499 2522) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse2 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse5 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse6 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= 2 ULTIMATE.start_createEmail_~to) .cse1 .cse2 .cse3 .cse4 .cse5 (= ~rjh~0 2) .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_getClientForwardReceiver_#res| 0) .cse7))) [2020-11-30 01:12:55,240 INFO L274 CegarLoopResult]: For program point L601(lines 601 608) no Hoare annotation was computed. [2020-11-30 01:12:55,240 INFO L270 CegarLoopResult]: At program point L601-1(lines 1 2589) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_outgoing_~msg 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,240 INFO L274 CegarLoopResult]: For program point L2550(lines 2550 2566) no Hoare annotation was computed. [2020-11-30 01:12:55,240 INFO L274 CegarLoopResult]: For program point L601-2(lines 601 608) no Hoare annotation was computed. [2020-11-30 01:12:55,240 INFO L274 CegarLoopResult]: For program point L2550-1(lines 2550 2566) no Hoare annotation was computed. [2020-11-30 01:12:55,240 INFO L274 CegarLoopResult]: For program point L1427(lines 1427 1431) no Hoare annotation was computed. [2020-11-30 01:12:55,240 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1398) no Hoare annotation was computed. [2020-11-30 01:12:55,240 INFO L270 CegarLoopResult]: At program point L1427-1(lines 1299 1445) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,240 INFO L274 CegarLoopResult]: For program point L965(lines 965 976) no Hoare annotation was computed. [2020-11-30 01:12:55,240 INFO L274 CegarLoopResult]: For program point L932(lines 932 938) no Hoare annotation was computed. [2020-11-30 01:12:55,241 INFO L274 CegarLoopResult]: For program point L965-1(lines 965 976) no Hoare annotation was computed. [2020-11-30 01:12:55,241 INFO L274 CegarLoopResult]: For program point L932-1(lines 932 938) no Hoare annotation was computed. [2020-11-30 01:12:55,242 INFO L274 CegarLoopResult]: For program point L965-2(lines 965 976) no Hoare annotation was computed. [2020-11-30 01:12:55,242 INFO L274 CegarLoopResult]: For program point L932-2(lines 932 938) no Hoare annotation was computed. [2020-11-30 01:12:55,242 INFO L274 CegarLoopResult]: For program point L965-3(lines 965 976) no Hoare annotation was computed. [2020-11-30 01:12:55,242 INFO L274 CegarLoopResult]: For program point L932-3(lines 932 938) no Hoare annotation was computed. [2020-11-30 01:12:55,242 INFO L270 CegarLoopResult]: At program point L900(lines 887 905) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= |ULTIMATE.start_isReadable_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 1) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,242 INFO L277 CegarLoopResult]: At program point L900-1(lines 887 905) the Hoare annotation is: true [2020-11-30 01:12:55,242 INFO L270 CegarLoopResult]: At program point L1364(lines 1354 1440) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,242 INFO L270 CegarLoopResult]: At program point L1331(lines 1318 1443) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,242 INFO L274 CegarLoopResult]: For program point L2554(lines 2554 2565) no Hoare annotation was computed. [2020-11-30 01:12:55,242 INFO L274 CegarLoopResult]: For program point L2554-1(lines 2554 2565) no Hoare annotation was computed. [2020-11-30 01:12:55,242 INFO L274 CegarLoopResult]: For program point L2092(lines 2092 2104) no Hoare annotation was computed. [2020-11-30 01:12:55,242 INFO L274 CegarLoopResult]: For program point L969(lines 969 975) no Hoare annotation was computed. [2020-11-30 01:12:55,242 INFO L274 CegarLoopResult]: For program point L969-1(lines 969 975) no Hoare annotation was computed. [2020-11-30 01:12:55,243 INFO L274 CegarLoopResult]: For program point L969-2(lines 969 975) no Hoare annotation was computed. [2020-11-30 01:12:55,243 INFO L274 CegarLoopResult]: For program point L969-3(lines 969 975) no Hoare annotation was computed. [2020-11-30 01:12:55,243 INFO L274 CegarLoopResult]: For program point L1300(lines 1299 1445) no Hoare annotation was computed. [2020-11-30 01:12:55,243 INFO L270 CegarLoopResult]: At program point L937(lines 924 942) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_setEmailTo_~handle 1) (= 2 ULTIMATE.start_incoming_~client) (= ULTIMATE.start_setEmailTo_~value 2) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ~__ste_email_to0~0 2) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= 2 |ULTIMATE.start_getEmailTo_#res|) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1)) [2020-11-30 01:12:55,243 INFO L270 CegarLoopResult]: At program point L937-1(lines 924 942) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= |ULTIMATE.start_isReadable_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 1) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,243 INFO L270 CegarLoopResult]: At program point L937-2(lines 924 942) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,243 INFO L277 CegarLoopResult]: At program point L937-3(lines 924 942) the Hoare annotation is: true [2020-11-30 01:12:55,244 INFO L270 CegarLoopResult]: At program point L673(lines 668 676) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_outgoing_~msg 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,244 INFO L270 CegarLoopResult]: At program point L1400(lines 1390 1437) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,244 INFO L274 CegarLoopResult]: For program point L1301(lines 1301 1305) no Hoare annotation was computed. [2020-11-30 01:12:55,244 INFO L274 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-11-30 01:12:55,244 INFO L274 CegarLoopResult]: For program point L112-1(line 112) no Hoare annotation was computed. [2020-11-30 01:12:55,244 INFO L270 CegarLoopResult]: At program point L113(lines 119 136) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= |ULTIMATE.start_isReadable_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 1) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,244 INFO L277 CegarLoopResult]: At program point L113-1(lines 119 136) the Hoare annotation is: true [2020-11-30 01:12:55,244 INFO L274 CegarLoopResult]: For program point L2095(lines 2095 2103) no Hoare annotation was computed. [2020-11-30 01:12:55,244 INFO L270 CegarLoopResult]: At program point L807(lines 787 809) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= ~__ste_client_forwardReceiver1~0 0) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,244 INFO L274 CegarLoopResult]: For program point L2558(lines 2558 2564) no Hoare annotation was computed. [2020-11-30 01:12:55,244 INFO L274 CegarLoopResult]: For program point L2558-1(lines 2558 2564) no Hoare annotation was computed. [2020-11-30 01:12:55,244 INFO L274 CegarLoopResult]: For program point L1369(lines 1369 1376) no Hoare annotation was computed. [2020-11-30 01:12:55,244 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1340) no Hoare annotation was computed. [2020-11-30 01:12:55,244 INFO L270 CegarLoopResult]: At program point L974(lines 961 979) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_setEmailTo_~handle 1) (= ULTIMATE.start_setEmailTo_~value 2) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ~__ste_email_to0~0 2) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= 2 |ULTIMATE.start_getEmailTo_#res|) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1)) [2020-11-30 01:12:55,245 INFO L270 CegarLoopResult]: At program point L974-1(lines 961 979) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= |ULTIMATE.start_isReadable_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 1) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,245 INFO L270 CegarLoopResult]: At program point L974-2(lines 961 979) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,245 INFO L277 CegarLoopResult]: At program point L974-3(lines 961 979) the Hoare annotation is: true [2020-11-30 01:12:55,245 INFO L274 CegarLoopResult]: For program point L2527(lines 2527 2539) no Hoare annotation was computed. [2020-11-30 01:12:55,245 INFO L274 CegarLoopResult]: For program point L2098(lines 2098 2102) no Hoare annotation was computed. [2020-11-30 01:12:55,245 INFO L270 CegarLoopResult]: At program point L2098-2(lines 1 2589) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_test_~op2~0 0)) [2020-11-30 01:12:55,245 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1409) no Hoare annotation was computed. [2020-11-30 01:12:55,245 INFO L274 CegarLoopResult]: For program point L1307(lines 1307 1444) no Hoare annotation was computed. [2020-11-30 01:12:55,245 INFO L274 CegarLoopResult]: For program point L581(lines 581 587) no Hoare annotation was computed. [2020-11-30 01:12:55,245 INFO L270 CegarLoopResult]: At program point L581-1(lines 573 590) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (= 2 ULTIMATE.start_incoming_~client)) (.cse2 (= ~rjh~0 2)) (.cse3 (= ULTIMATE.start_outgoing_~msg 1)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse7 (= 2 ULTIMATE.start_createEmail_~to)) (.cse8 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse9 (= 2 |ULTIMATE.start_getEmailTo_#res|)) (.cse10 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse11 (= ULTIMATE.start_getEmailTo_~handle 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~__ste_email_to0~0 2) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 (= ULTIMATE.start_setEmailTo_~handle 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11))) [2020-11-30 01:12:55,245 INFO L274 CegarLoopResult]: For program point L2530(lines 2530 2538) no Hoare annotation was computed. [2020-11-30 01:12:55,245 INFO L270 CegarLoopResult]: At program point L2563-1(lines 2546 2569) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_createEmail_~msg~0 1) (= 2 ULTIMATE.start_createEmail_~to) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,245 INFO L274 CegarLoopResult]: For program point L581-2(lines 581 587) no Hoare annotation was computed. [2020-11-30 01:12:55,246 INFO L270 CegarLoopResult]: At program point L2563(lines 2546 2569) the Hoare annotation is: (and (= ~__ste_email_to0~0 2) (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_setEmailTo_~handle 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_setEmailTo_~value 2) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,246 INFO L270 CegarLoopResult]: At program point L581-3(lines 573 590) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,246 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:12:55,246 INFO L274 CegarLoopResult]: For program point L2068(lines 2068 2084) no Hoare annotation was computed. [2020-11-30 01:12:55,246 INFO L274 CegarLoopResult]: For program point L2068-1(lines 2068 2084) no Hoare annotation was computed. [2020-11-30 01:12:55,246 INFO L270 CegarLoopResult]: At program point L1342(lines 1332 1442) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,246 INFO L274 CegarLoopResult]: For program point L947(lines 947 955) no Hoare annotation was computed. [2020-11-30 01:12:55,246 INFO L274 CegarLoopResult]: For program point L947-2(lines 947 955) no Hoare annotation was computed. [2020-11-30 01:12:55,246 INFO L274 CegarLoopResult]: For program point L947-4(lines 947 955) no Hoare annotation was computed. [2020-11-30 01:12:55,246 INFO L274 CegarLoopResult]: For program point L2533(lines 2533 2537) no Hoare annotation was computed. [2020-11-30 01:12:55,246 INFO L270 CegarLoopResult]: At program point L2533-2(lines 1 2589) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,246 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1315) no Hoare annotation was computed. [2020-11-30 01:12:55,246 INFO L270 CegarLoopResult]: At program point L1411(lines 1401 1436) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,246 INFO L270 CegarLoopResult]: At program point L1378(lines 1365 1439) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point L2072(lines 2072 2083) no Hoare annotation was computed. [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point L2072-1(lines 2072 2083) no Hoare annotation was computed. [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point L950(lines 950 954) no Hoare annotation was computed. [2020-11-30 01:12:55,247 INFO L270 CegarLoopResult]: At program point L950-2(lines 943 958) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point L950-3(lines 950 954) no Hoare annotation was computed. [2020-11-30 01:12:55,247 INFO L270 CegarLoopResult]: At program point L950-5(lines 943 958) the Hoare annotation is: (and (= ~__ste_email_to0~0 2) (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_setEmailTo_~handle 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_setEmailTo_~value 2) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point L950-6(lines 950 954) no Hoare annotation was computed. [2020-11-30 01:12:55,247 INFO L270 CegarLoopResult]: At program point L950-8(lines 943 958) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_createEmail_~msg~0 1) (= 2 ULTIMATE.start_createEmail_~to) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point L2503-1(lines 2503 2519) no Hoare annotation was computed. [2020-11-30 01:12:55,247 INFO L270 CegarLoopResult]: At program point L1446(lines 1298 1447) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point L2503(lines 2503 2519) no Hoare annotation was computed. [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point L1347(lines 1347 1351) no Hoare annotation was computed. [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point L984(lines 984 992) no Hoare annotation was computed. [2020-11-30 01:12:55,247 INFO L274 CegarLoopResult]: For program point L984-2(lines 984 992) no Hoare annotation was computed. [2020-11-30 01:12:55,248 INFO L274 CegarLoopResult]: For program point L984-4(lines 984 992) no Hoare annotation was computed. [2020-11-30 01:12:55,248 INFO L274 CegarLoopResult]: For program point L984-6(lines 984 992) no Hoare annotation was computed. [2020-11-30 01:12:55,248 INFO L274 CegarLoopResult]: For program point L984-8(lines 984 992) no Hoare annotation was computed. [2020-11-30 01:12:55,248 INFO L270 CegarLoopResult]: At program point L1513(lines 1502 1516) the Hoare annotation is: (and (= ~__ste_email_to0~0 2) (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_setEmailTo_~handle 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_setEmailTo_~value 2) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,248 INFO L274 CegarLoopResult]: For program point L820(lines 820 827) no Hoare annotation was computed. [2020-11-30 01:12:55,248 INFO L277 CegarLoopResult]: At program point L820-1(lines 820 827) the Hoare annotation is: true [2020-11-30 01:12:55,248 INFO L270 CegarLoopResult]: At program point L655(lines 650 658) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_outgoing_~msg 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,248 INFO L270 CegarLoopResult]: At program point L1481(lines 1456 1483) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= |ULTIMATE.start_isReadable_#res| 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~0 1) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,248 INFO L277 CegarLoopResult]: At program point L1481-1(lines 1456 1483) the Hoare annotation is: true [2020-11-30 01:12:55,248 INFO L274 CegarLoopResult]: For program point L127(lines 127 133) no Hoare annotation was computed. [2020-11-30 01:12:55,248 INFO L274 CegarLoopResult]: For program point L127-2(lines 127 133) no Hoare annotation was computed. [2020-11-30 01:12:55,248 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:12:55,248 INFO L274 CegarLoopResult]: For program point L2076(lines 2076 2082) no Hoare annotation was computed. [2020-11-30 01:12:55,248 INFO L274 CegarLoopResult]: For program point L2076-1(lines 2076 2082) no Hoare annotation was computed. [2020-11-30 01:12:55,248 INFO L274 CegarLoopResult]: For program point L1416(lines 1416 1420) no Hoare annotation was computed. [2020-11-30 01:12:55,249 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1387) no Hoare annotation was computed. [2020-11-30 01:12:55,249 INFO L270 CegarLoopResult]: At program point L1317(lines 1307 1444) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,249 INFO L270 CegarLoopResult]: At program point L95(lines 1 2589) the Hoare annotation is: (and (= ~__ste_client_forwardReceiver1~0 0) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1))) [2020-11-30 01:12:55,249 INFO L274 CegarLoopResult]: For program point L987(lines 987 991) no Hoare annotation was computed. [2020-11-30 01:12:55,249 INFO L270 CegarLoopResult]: At program point L987-2(lines 980 995) the Hoare annotation is: (and (= ~__ste_email_to0~0 2) (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_setEmailTo_~handle 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start_setEmailTo_~value 2) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,249 INFO L274 CegarLoopResult]: For program point L987-3(lines 987 991) no Hoare annotation was computed. [2020-11-30 01:12:55,249 INFO L270 CegarLoopResult]: At program point L987-5(lines 980 995) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (= 2 ULTIMATE.start_incoming_~client)) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (= ULTIMATE.start_outgoing_~msg 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse7 (= 2 ULTIMATE.start_createEmail_~to)) (.cse8 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse10 (= 2 |ULTIMATE.start_getEmailTo_#res|)) (.cse11 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse12 (= ULTIMATE.start_getEmailTo_~handle 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~__ste_email_to0~0 2) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 (= ULTIMATE.start_setEmailTo_~handle 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse9 .cse7 .cse8 .cse10 .cse11 .cse12))) [2020-11-30 01:12:55,249 INFO L274 CegarLoopResult]: For program point L987-6(lines 987 991) no Hoare annotation was computed. [2020-11-30 01:12:55,249 INFO L270 CegarLoopResult]: At program point L987-8(lines 980 995) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,249 INFO L274 CegarLoopResult]: For program point L987-9(lines 987 991) no Hoare annotation was computed. [2020-11-30 01:12:55,249 INFO L270 CegarLoopResult]: At program point L987-11(lines 980 995) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= 2 ULTIMATE.start_createEmail_~to) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,249 INFO L274 CegarLoopResult]: For program point L987-12(lines 987 991) no Hoare annotation was computed. [2020-11-30 01:12:55,250 INFO L270 CegarLoopResult]: At program point L987-14(lines 980 995) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,250 INFO L274 CegarLoopResult]: For program point L2507-1(lines 2507 2518) no Hoare annotation was computed. [2020-11-30 01:12:55,250 INFO L274 CegarLoopResult]: For program point L2507(lines 2507 2518) no Hoare annotation was computed. [2020-11-30 01:12:55,250 INFO L274 CegarLoopResult]: For program point L2574(lines 2574 2586) no Hoare annotation was computed. [2020-11-30 01:12:55,250 INFO L274 CegarLoopResult]: For program point L2574-2(lines 2574 2586) no Hoare annotation was computed. [2020-11-30 01:12:55,250 INFO L274 CegarLoopResult]: For program point L2574-4(lines 2574 2586) no Hoare annotation was computed. [2020-11-30 01:12:55,250 INFO L270 CegarLoopResult]: At program point L560(lines 1 2589) the Hoare annotation is: (and (not (= ULTIMATE.start_incoming__wrappee__AutoResponder_~client 1)) (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_setEmailTo_~handle 1) (= 2 ULTIMATE.start_incoming_~client) (= ULTIMATE.start_setEmailTo_~value 2) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ~__ste_email_to0~0 2) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= 2 |ULTIMATE.start_getEmailTo_#res|) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1)) [2020-11-30 01:12:55,250 INFO L270 CegarLoopResult]: At program point L560-1(lines 1 2589) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,250 INFO L270 CegarLoopResult]: At program point L1353(lines 1343 1441) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,250 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:12:55,250 INFO L274 CegarLoopResult]: For program point L891(lines 891 902) no Hoare annotation was computed. [2020-11-30 01:12:55,250 INFO L274 CegarLoopResult]: For program point L891-1(lines 891 902) no Hoare annotation was computed. [2020-11-30 01:12:55,250 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:12:55,250 INFO L270 CegarLoopResult]: At program point L2081(lines 2064 2087) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= ULTIMATE.start_setEmailTo_~handle 1) (= 2 ULTIMATE.start_incoming_~client) (= ULTIMATE.start_setEmailTo_~value 2) (= ~rjh~0 2) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ~__ste_email_to0~0 2) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= 2 |ULTIMATE.start_getEmailTo_#res|) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1)) [2020-11-30 01:12:55,251 INFO L270 CegarLoopResult]: At program point L2081-1(lines 2064 2087) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~12 1) (= 2 ULTIMATE.start_createEmail_~to) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ~rjh~0 2) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:12:55,251 INFO L274 CegarLoopResult]: For program point L2577(lines 2577 2585) no Hoare annotation was computed. [2020-11-30 01:12:55,251 INFO L274 CegarLoopResult]: For program point L2511-1(lines 2511 2517) no Hoare annotation was computed. [2020-11-30 01:12:55,251 INFO L274 CegarLoopResult]: For program point L2577-2(lines 2577 2585) no Hoare annotation was computed. [2020-11-30 01:12:55,251 INFO L274 CegarLoopResult]: For program point L2511(lines 2511 2517) no Hoare annotation was computed. [2020-11-30 01:12:55,251 INFO L274 CegarLoopResult]: For program point L2577-4(lines 2577 2585) no Hoare annotation was computed. [2020-11-30 01:12:55,251 INFO L274 CegarLoopResult]: For program point L1322(lines 1322 1329) no Hoare annotation was computed. [2020-11-30 01:12:55,251 INFO L270 CegarLoopResult]: At program point L1422(lines 1412 1435) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,251 INFO L270 CegarLoopResult]: At program point L1389(lines 1379 1438) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~12 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (= ~rjh~0 2)) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_test_~op2~0 0)) (and .cse0 .cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:12:55,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:12:55 BoogieIcfgContainer [2020-11-30 01:12:55,344 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:12:55,347 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:12:55,347 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:12:55,348 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:12:55,348 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:12:17" (3/4) ... [2020-11-30 01:12:55,351 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:12:55,385 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 84 nodes and edges [2020-11-30 01:12:55,388 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2020-11-30 01:12:55,390 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-30 01:12:55,391 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-11-30 01:12:55,393 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:12:55,395 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:12:55,426 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((__ste_client_forwardReceiver1 == 0 && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1 [2020-11-30 01:12:55,427 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && __ste_client_forwardReceiver1 == 0) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,428 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && __ste_client_forwardReceiver1 == 0) && !(__ste_email_to0 == 1)) && rjh == handle) && rjh == 2) && \result == 1 [2020-11-30 01:12:55,428 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && __ste_client_forwardReceiver1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,428 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && __ste_client_forwardReceiver1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,429 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,429 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,429 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,429 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,430 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,430 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,430 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,430 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,434 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,434 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,437 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,437 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0 [2020-11-30 01:12:55,438 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,438 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,438 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,438 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((__ste_email_to0 == 2 && tmp == 1) && handle == 1) && 2 == to) && msg == 1) && !(handle == 1)) && value == 2) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,439 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((__ste_email_to0 == 2 && tmp == 1) && handle == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && value == 2) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,439 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((__ste_email_to0 == 2 && tmp == 1) && handle == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,441 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((__ste_email_to0 == 2 && tmp == 1) && handle == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,441 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 1 && handle == 1) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == \result) && \result == 1) && handle == 1 [2020-11-30 01:12:55,442 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(client == 1) && tmp == 1) && handle == 1) && 2 == client) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == \result) && \result == 1) && handle == 1 [2020-11-30 01:12:55,442 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 1 && handle == 1) && 2 == client) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == \result) && \result == 1) && handle == 1 [2020-11-30 01:12:55,442 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 1 && 2 == client) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && !(handle == 1)) && 2 == to) && msg == 1) && 2 == \result) && \result == 1) && handle == 1) || ((((((((((((tmp == 1 && handle == 1) && 2 == client) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && !(handle == 1)) && 2 == to) && msg == 1) && 2 == \result) && \result == 1) && handle == 1) [2020-11-30 01:12:55,442 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 1 && 2 == client) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == handle) && 2 == \result) && \result == 1) && handle == 1) || ((((((((((tmp == 1 && handle == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) [2020-11-30 01:12:55,443 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && msg == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,443 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 1 && handle == 1) && 2 == client) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == \result) && \result == 1) && handle == 1 [2020-11-30 01:12:55,443 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,443 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && msg == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,443 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 1 && 2 == client) && !(rjh == 1)) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == \result) && \result == 1) && handle == 1) || (((((((((((((tmp == 1 && handle == 1) && 2 == client) && !(rjh == 1)) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && !(handle == 1)) && 2 == to) && msg == 1) && 2 == \result) && \result == 1) && handle == 1) [2020-11-30 01:12:55,443 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && msg == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,444 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,444 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && msg == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,444 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,444 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && msg == 1) && 2 == to) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,444 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,444 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && msg == 1) && 2 == to) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,445 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,445 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,445 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,445 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,445 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) || ((((((((tmp == 1 && msg == 1) && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2)) && \result == 0) && \result == 1) [2020-11-30 01:12:55,447 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,447 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,447 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && msg == 1) && !(handle == 1)) && 2 == to) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,447 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 [2020-11-30 01:12:55,573 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8b3179ed-db3b-4cca-9c52-637e88ab6604/bin/uautomizer/witness.graphml [2020-11-30 01:12:55,573 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:12:55,574 INFO L168 Benchmark]: Toolchain (without parser) took 41071.45 ms. Allocated memory was 119.5 MB in the beginning and 729.8 MB in the end (delta: 610.3 MB). Free memory was 92.7 MB in the beginning and 531.7 MB in the end (delta: -439.1 MB). Peak memory consumption was 171.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:55,574 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory is still 44.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:12:55,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 862.44 ms. Allocated memory is still 119.5 MB. Free memory was 92.3 MB in the beginning and 64.8 MB in the end (delta: 27.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:55,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.76 ms. Allocated memory is still 119.5 MB. Free memory was 64.3 MB in the beginning and 58.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:55,575 INFO L168 Benchmark]: Boogie Preprocessor took 62.12 ms. Allocated memory is still 119.5 MB. Free memory was 58.9 MB in the beginning and 55.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:55,576 INFO L168 Benchmark]: RCFGBuilder took 1646.93 ms. Allocated memory is still 119.5 MB. Free memory was 55.1 MB in the beginning and 49.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:55,576 INFO L168 Benchmark]: TraceAbstraction took 38122.24 ms. Allocated memory was 119.5 MB in the beginning and 729.8 MB in the end (delta: 610.3 MB). Free memory was 49.5 MB in the beginning and 550.6 MB in the end (delta: -501.1 MB). Peak memory consumption was 413.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:55,577 INFO L168 Benchmark]: Witness Printer took 226.03 ms. Allocated memory is still 729.8 MB. Free memory was 550.6 MB in the beginning and 531.7 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:55,580 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory is still 44.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 862.44 ms. Allocated memory is still 119.5 MB. Free memory was 92.3 MB in the beginning and 64.8 MB in the end (delta: 27.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 136.76 ms. Allocated memory is still 119.5 MB. Free memory was 64.3 MB in the beginning and 58.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.12 ms. Allocated memory is still 119.5 MB. Free memory was 58.9 MB in the beginning and 55.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1646.93 ms. Allocated memory is still 119.5 MB. Free memory was 55.1 MB in the beginning and 49.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 38122.24 ms. Allocated memory was 119.5 MB in the beginning and 729.8 MB in the end (delta: 610.3 MB). Free memory was 49.5 MB in the beginning and 550.6 MB in the end (delta: -501.1 MB). Peak memory consumption was 413.8 MB. Max. memory is 16.1 GB. * Witness Printer took 226.03 ms. Allocated memory is still 729.8 MB. Free memory was 550.6 MB in the beginning and 531.7 MB 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.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 2546]: Loop Invariant Derived loop invariant: ((((((((((__ste_email_to0 == 2 && tmp == 1) && handle == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 1 && 2 == client) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && !(handle == 1)) && 2 == to) && msg == 1) && 2 == \result) && \result == 1) && handle == 1) || ((((((((((((tmp == 1 && handle == 1) && 2 == client) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && !(handle == 1)) && 2 == to) && msg == 1) && 2 == \result) && \result == 1) && handle == 1) - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: ((((((((__ste_email_to0 == 2 && tmp == 1) && handle == 1) && 2 == to) && msg == 1) && !(handle == 1)) && value == 2) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 1401]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 1412]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1379]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 1390]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 2546]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && msg == 1) && 2 == to) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: ((((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 1365]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 1 && 2 == client) && !(rjh == 1)) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == \result) && \result == 1) && handle == 1) || (((((((((((((tmp == 1 && handle == 1) && 2 == client) && !(rjh == 1)) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && !(handle == 1)) && 2 == to) && msg == 1) && 2 == \result) && \result == 1) && handle == 1) - InvariantResult [Line: 1343]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 1456]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 2499]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) || ((((((((tmp == 1 && msg == 1) && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2)) && \result == 0) && \result == 1) - InvariantResult [Line: 1354]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 1318]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 1332]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 2499]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 1 && 2 == client) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == handle) && 2 == \result) && \result == 1) && handle == 1) || ((((((((((tmp == 1 && handle == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 1456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: ((((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1484]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: ((__ste_client_forwardReceiver1 == 0 && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && msg == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 2064]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 1 && handle == 1) && 2 == client) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == \result) && \result == 1) && handle == 1 - InvariantResult [Line: 2064]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (__ste_client_forwardReceiver1 == 0 && !(__ste_email_to0 == 1)) && !(rjh == 1) - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 1 && handle == 1) && 2 == client) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == \result) && \result == 1) && handle == 1 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: ((((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 1299]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 1484]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1307]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((!(client == 1) && tmp == 1) && handle == 1) && 2 == client) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == \result) && \result == 1) && handle == 1 - InvariantResult [Line: 1484]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 1484]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && msg == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 961]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 1 && handle == 1) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1) && __ste_email_to0 == 2) && 2 == to) && msg == 1) && !(handle == 1)) && 2 == \result) && \result == 1) && handle == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && msg == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 961]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && \result == 1) && 2 == to) && msg == 1) && !(handle == 1)) && tmp == 1) && \result == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 961]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((tmp == 1 && __ste_client_forwardReceiver1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 961]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((tmp == 1 && __ste_client_forwardReceiver1 == 0) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1298]: Loop Invariant Derived loop invariant: ((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((tmp == 1 && __ste_client_forwardReceiver1 == 0) && !(__ste_email_to0 == 1)) && rjh == handle) && rjh == 2) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0) || ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && msg == 1) && 2 == to) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && msg == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 1502]: Loop Invariant Derived loop invariant: (((((((((__ste_email_to0 == 2 && tmp == 1) && handle == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && value == 2) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: (((((tmp == 1 && __ste_client_forwardReceiver1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: ((((((((((__ste_email_to0 == 2 && tmp == 1) && handle == 1) && 2 == to) && msg == 1) && !(handle == 1)) && \result == 1) && value == 2) && rjh == 2) && msg == 1) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && msg == 1) && !(handle == 1)) && 2 == to) && \result == 1) && rjh == 2) && !(handle == 2)) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(handle == 1)) && !(handle == 1)) && !(__ste_email_to0 == 1)) && rjh == 2) && !(handle == 2)) && \result == 1) && op2 == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 164 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.8s, OverallIterations: 20, TraceHistogramMax: 3, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 29.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5606 SDtfs, 10384 SDslu, 9644 SDs, 0 SdLazy, 856 SolverSat, 140 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 219 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 548 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2145occurred 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: 0.9s AutomataMinimizationTime, 20 MinimizatonAttempts, 3463 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 1048 NumberOfFragments, 2185 HoareAnnotationTreeSize, 63 FomulaSimplifications, 595658694 FormulaSimplificationTreeSizeReduction, 7.3s HoareSimplificationTime, 63 FomulaSimplificationsInter, 337863458 FormulaSimplificationTreeSizeReductionInter, 21.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1108 NumberOfCodeBlocks, 1108 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 1087 ConstructedInterpolants, 0 QuantifiedInterpolants, 95639 SizeOfPredicates, 1 NumberOfNonLiveVariables, 764 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 21 InterpolantComputations, 19 PerfectInterpolantSequences, 105/109 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...