./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34ea1153081835871d2d8c4250456d7ca577de25 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:39:10,609 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:39:10,611 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:39:10,623 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:39:10,623 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:39:10,624 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:39:10,626 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:39:10,628 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:39:10,629 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:39:10,630 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:39:10,631 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:39:10,632 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:39:10,633 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:39:10,634 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:39:10,635 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:39:10,636 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:39:10,637 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:39:10,639 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:39:10,641 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:39:10,643 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:39:10,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:39:10,646 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:39:10,648 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:39:10,649 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:39:10,649 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:39:10,650 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:39:10,651 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:39:10,652 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:39:10,653 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:39:10,654 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:39:10,654 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:39:10,655 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:39:10,655 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:39:10,656 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:39:10,657 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:39:10,658 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:39:10,659 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:39:10,681 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:39:10,683 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:39:10,684 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:39:10,684 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:39:10,684 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:39:10,685 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:39:10,686 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:39:10,686 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:39:10,686 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:39:10,687 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:39:10,687 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:39:10,687 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:39:10,687 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:39:10,687 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:39:10,687 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:39:10,689 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:39:10,689 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:39:10,691 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:39:10,691 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:39:10,691 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:39:10,692 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:39:10,692 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:39:10,692 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:39:10,692 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:39:10,692 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:39:10,692 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:39:10,693 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:39:10,693 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:39:10,693 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:39:10,693 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:39:10,693 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34ea1153081835871d2d8c4250456d7ca577de25 [2018-11-28 18:39:10,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:39:10,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:39:10,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:39:10,787 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:39:10,788 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:39:10,788 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c [2018-11-28 18:39:10,853 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c458c094d/a9c1d6e9aec548e7a08edb8d770747de/FLAG82a3330bc [2018-11-28 18:39:11,399 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:39:11,400 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c [2018-11-28 18:39:11,438 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c458c094d/a9c1d6e9aec548e7a08edb8d770747de/FLAG82a3330bc [2018-11-28 18:39:11,651 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c458c094d/a9c1d6e9aec548e7a08edb8d770747de [2018-11-28 18:39:11,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:39:11,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:39:11,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:39:11,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:39:11,663 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:39:11,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:39:11" (1/1) ... [2018-11-28 18:39:11,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c9ac3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:11, skipping insertion in model container [2018-11-28 18:39:11,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:39:11" (1/1) ... [2018-11-28 18:39:11,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:39:11,765 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:39:12,439 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:39:12,465 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:39:12,743 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:39:12,838 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:39:12,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12 WrapperNode [2018-11-28 18:39:12,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:39:12,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:39:12,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:39:12,840 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:39:12,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (1/1) ... [2018-11-28 18:39:12,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (1/1) ... [2018-11-28 18:39:12,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:39:12,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:39:12,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:39:12,928 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:39:12,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (1/1) ... [2018-11-28 18:39:12,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (1/1) ... [2018-11-28 18:39:12,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (1/1) ... [2018-11-28 18:39:12,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (1/1) ... [2018-11-28 18:39:13,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (1/1) ... [2018-11-28 18:39:13,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (1/1) ... [2018-11-28 18:39:13,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (1/1) ... [2018-11-28 18:39:13,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:39:13,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:39:13,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:39:13,035 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:39:13,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-28 18:39:13,113 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2018-11-28 18:39:13,114 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2018-11-28 18:39:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:39:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2018-11-28 18:39:13,115 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2018-11-28 18:39:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2018-11-28 18:39:13,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2018-11-28 18:39:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:39:13,117 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:39:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2018-11-28 18:39:13,117 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2018-11-28 18:39:13,118 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2018-11-28 18:39:13,118 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2018-11-28 18:39:13,120 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2018-11-28 18:39:13,120 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2018-11-28 18:39:13,121 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2018-11-28 18:39:13,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2018-11-28 18:39:13,121 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2018-11-28 18:39:13,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2018-11-28 18:39:13,121 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2018-11-28 18:39:13,122 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2018-11-28 18:39:13,122 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2018-11-28 18:39:13,122 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2018-11-28 18:39:13,122 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2018-11-28 18:39:13,122 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2018-11-28 18:39:13,122 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2018-11-28 18:39:13,122 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2018-11-28 18:39:13,122 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-28 18:39:13,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:39:13,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:39:13,125 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2018-11-28 18:39:13,125 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2018-11-28 18:39:13,125 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2018-11-28 18:39:13,125 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2018-11-28 18:39:13,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2018-11-28 18:39:13,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2018-11-28 18:39:13,126 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2018-11-28 18:39:13,127 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2018-11-28 18:39:13,127 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2018-11-28 18:39:13,127 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2018-11-28 18:39:13,127 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2018-11-28 18:39:13,127 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2018-11-28 18:39:13,127 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:39:13,127 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:39:13,128 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2018-11-28 18:39:13,128 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2018-11-28 18:39:13,128 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:39:13,128 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:39:13,128 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2018-11-28 18:39:13,128 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2018-11-28 18:39:13,128 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2018-11-28 18:39:13,128 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2018-11-28 18:39:13,130 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2018-11-28 18:39:13,130 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2018-11-28 18:39:13,131 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2018-11-28 18:39:13,131 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2018-11-28 18:39:13,131 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:39:13,131 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:39:13,131 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2018-11-28 18:39:13,131 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2018-11-28 18:39:13,132 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:39:13,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:39:13,132 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2018-11-28 18:39:13,132 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2018-11-28 18:39:13,132 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2018-11-28 18:39:13,132 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2018-11-28 18:39:13,132 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:39:13,132 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:39:13,133 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2018-11-28 18:39:13,133 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2018-11-28 18:39:13,133 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2018-11-28 18:39:13,133 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2018-11-28 18:39:13,133 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2018-11-28 18:39:13,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2018-11-28 18:39:13,133 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2018-11-28 18:39:13,133 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2018-11-28 18:39:13,134 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2018-11-28 18:39:13,134 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2018-11-28 18:39:13,135 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2018-11-28 18:39:13,135 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2018-11-28 18:39:13,135 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2018-11-28 18:39:13,135 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2018-11-28 18:39:13,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:39:13,135 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2018-11-28 18:39:13,135 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2018-11-28 18:39:13,135 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:39:13,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:39:13,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:39:13,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:39:15,365 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:39:15,366 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 18:39:15,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:39:15 BoogieIcfgContainer [2018-11-28 18:39:15,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:39:15,367 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:39:15,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:39:15,372 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:39:15,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:39:11" (1/3) ... [2018-11-28 18:39:15,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@183fc1db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:39:15, skipping insertion in model container [2018-11-28 18:39:15,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:39:12" (2/3) ... [2018-11-28 18:39:15,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@183fc1db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:39:15, skipping insertion in model container [2018-11-28 18:39:15,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:39:15" (3/3) ... [2018-11-28 18:39:15,377 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec0_product10_true-unreach-call_true-termination.cil.c [2018-11-28 18:39:15,388 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:39:15,404 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:39:15,425 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:39:15,466 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:39:15,467 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:39:15,467 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:39:15,467 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:39:15,468 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:39:15,468 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:39:15,468 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:39:15,468 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:39:15,468 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:39:15,518 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states. [2018-11-28 18:39:15,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-28 18:39:15,541 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:15,543 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:15,546 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:15,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:15,555 INFO L82 PathProgramCache]: Analyzing trace with hash -1378137116, now seen corresponding path program 1 times [2018-11-28 18:39:15,557 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:15,559 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:15,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:15,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:15,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:16,135 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-28 18:39:16,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:16,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:39:16,145 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:39:16,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:39:16,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:39:16,166 INFO L87 Difference]: Start difference. First operand 258 states. Second operand 2 states. [2018-11-28 18:39:16,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:16,236 INFO L93 Difference]: Finished difference Result 419 states and 525 transitions. [2018-11-28 18:39:16,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:39:16,238 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 141 [2018-11-28 18:39:16,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:16,255 INFO L225 Difference]: With dead ends: 419 [2018-11-28 18:39:16,255 INFO L226 Difference]: Without dead ends: 247 [2018-11-28 18:39:16,261 INFO L631 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 [2018-11-28 18:39:16,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-11-28 18:39:16,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2018-11-28 18:39:16,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-11-28 18:39:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 309 transitions. [2018-11-28 18:39:16,335 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 309 transitions. Word has length 141 [2018-11-28 18:39:16,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:16,338 INFO L480 AbstractCegarLoop]: Abstraction has 247 states and 309 transitions. [2018-11-28 18:39:16,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:39:16,338 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 309 transitions. [2018-11-28 18:39:16,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-28 18:39:16,343 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:16,344 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:16,344 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:16,344 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:16,344 INFO L82 PathProgramCache]: Analyzing trace with hash -200860278, now seen corresponding path program 1 times [2018-11-28 18:39:16,345 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:16,345 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:16,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:16,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:16,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:16,621 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-28 18:39:16,622 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:16,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:39:16,626 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:39:16,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:39:16,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:39:16,627 INFO L87 Difference]: Start difference. First operand 247 states and 309 transitions. Second operand 3 states. [2018-11-28 18:39:16,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:16,763 INFO L93 Difference]: Finished difference Result 402 states and 493 transitions. [2018-11-28 18:39:16,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:39:16,764 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2018-11-28 18:39:16,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:16,771 INFO L225 Difference]: With dead ends: 402 [2018-11-28 18:39:16,775 INFO L226 Difference]: Without dead ends: 250 [2018-11-28 18:39:16,779 INFO L631 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 [2018-11-28 18:39:16,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2018-11-28 18:39:16,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 249. [2018-11-28 18:39:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-11-28 18:39:16,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 311 transitions. [2018-11-28 18:39:16,815 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 311 transitions. Word has length 142 [2018-11-28 18:39:16,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:16,816 INFO L480 AbstractCegarLoop]: Abstraction has 249 states and 311 transitions. [2018-11-28 18:39:16,816 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:39:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 311 transitions. [2018-11-28 18:39:16,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-28 18:39:16,821 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:16,821 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:16,822 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:16,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:16,822 INFO L82 PathProgramCache]: Analyzing trace with hash 829789459, now seen corresponding path program 1 times [2018-11-28 18:39:16,822 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:16,823 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:16,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:16,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:16,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:17,259 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-28 18:39:17,259 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:17,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:39:17,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:39:17,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:39:17,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:39:17,262 INFO L87 Difference]: Start difference. First operand 249 states and 311 transitions. Second operand 6 states. [2018-11-28 18:39:18,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:18,416 INFO L93 Difference]: Finished difference Result 597 states and 747 transitions. [2018-11-28 18:39:18,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:39:18,417 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2018-11-28 18:39:18,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:18,429 INFO L225 Difference]: With dead ends: 597 [2018-11-28 18:39:18,429 INFO L226 Difference]: Without dead ends: 458 [2018-11-28 18:39:18,435 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:39:18,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2018-11-28 18:39:18,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 449. [2018-11-28 18:39:18,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2018-11-28 18:39:18,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 571 transitions. [2018-11-28 18:39:18,492 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 571 transitions. Word has length 147 [2018-11-28 18:39:18,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:18,493 INFO L480 AbstractCegarLoop]: Abstraction has 449 states and 571 transitions. [2018-11-28 18:39:18,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:39:18,493 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 571 transitions. [2018-11-28 18:39:18,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-28 18:39:18,497 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:18,497 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:18,498 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:18,498 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:18,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1880790352, now seen corresponding path program 1 times [2018-11-28 18:39:18,498 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:18,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:18,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:18,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:18,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-28 18:39:18,783 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:18,783 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 18:39:18,784 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 18:39:18,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 18:39:18,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:39:18,786 INFO L87 Difference]: Start difference. First operand 449 states and 571 transitions. Second operand 9 states. [2018-11-28 18:39:19,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:19,160 INFO L93 Difference]: Finished difference Result 758 states and 949 transitions. [2018-11-28 18:39:19,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 18:39:19,161 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 148 [2018-11-28 18:39:19,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:19,165 INFO L225 Difference]: With dead ends: 758 [2018-11-28 18:39:19,165 INFO L226 Difference]: Without dead ends: 479 [2018-11-28 18:39:19,167 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2018-11-28 18:39:19,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2018-11-28 18:39:19,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 469. [2018-11-28 18:39:19,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 469 states. [2018-11-28 18:39:19,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 597 transitions. [2018-11-28 18:39:19,205 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 597 transitions. Word has length 148 [2018-11-28 18:39:19,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:19,206 INFO L480 AbstractCegarLoop]: Abstraction has 469 states and 597 transitions. [2018-11-28 18:39:19,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 18:39:19,206 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 597 transitions. [2018-11-28 18:39:19,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-28 18:39:19,210 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:19,210 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:19,210 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:19,211 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:19,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1949479125, now seen corresponding path program 1 times [2018-11-28 18:39:19,211 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:19,211 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:19,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:19,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:19,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:19,557 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-28 18:39:19,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:19,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:39:19,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:39:19,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:39:19,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:39:19,559 INFO L87 Difference]: Start difference. First operand 469 states and 597 transitions. Second operand 6 states. [2018-11-28 18:39:20,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:20,264 INFO L93 Difference]: Finished difference Result 1209 states and 1529 transitions. [2018-11-28 18:39:20,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:39:20,268 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 149 [2018-11-28 18:39:20,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:20,279 INFO L225 Difference]: With dead ends: 1209 [2018-11-28 18:39:20,279 INFO L226 Difference]: Without dead ends: 910 [2018-11-28 18:39:20,281 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:39:20,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 910 states. [2018-11-28 18:39:20,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 910 to 889. [2018-11-28 18:39:20,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 889 states. [2018-11-28 18:39:20,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1145 transitions. [2018-11-28 18:39:20,351 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1145 transitions. Word has length 149 [2018-11-28 18:39:20,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:20,352 INFO L480 AbstractCegarLoop]: Abstraction has 889 states and 1145 transitions. [2018-11-28 18:39:20,352 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:39:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1145 transitions. [2018-11-28 18:39:20,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-28 18:39:20,356 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:20,356 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:20,357 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:20,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:20,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1092439638, now seen corresponding path program 1 times [2018-11-28 18:39:20,357 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:20,357 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:20,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:20,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:20,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:20,871 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-28 18:39:20,871 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:20,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 18:39:20,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 18:39:20,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 18:39:20,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:39:20,873 INFO L87 Difference]: Start difference. First operand 889 states and 1145 transitions. Second operand 9 states. [2018-11-28 18:39:21,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:21,352 INFO L93 Difference]: Finished difference Result 1548 states and 1960 transitions. [2018-11-28 18:39:21,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 18:39:21,353 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 150 [2018-11-28 18:39:21,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:21,361 INFO L225 Difference]: With dead ends: 1548 [2018-11-28 18:39:21,361 INFO L226 Difference]: Without dead ends: 949 [2018-11-28 18:39:21,364 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2018-11-28 18:39:21,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2018-11-28 18:39:21,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 929. [2018-11-28 18:39:21,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 929 states. [2018-11-28 18:39:21,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1197 transitions. [2018-11-28 18:39:21,435 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1197 transitions. Word has length 150 [2018-11-28 18:39:21,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:21,437 INFO L480 AbstractCegarLoop]: Abstraction has 929 states and 1197 transitions. [2018-11-28 18:39:21,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 18:39:21,437 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1197 transitions. [2018-11-28 18:39:21,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-28 18:39:21,444 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:21,444 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:21,445 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:21,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:21,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1135218029, now seen corresponding path program 1 times [2018-11-28 18:39:21,445 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:21,447 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:21,448 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:21,448 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:21,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:21,915 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-28 18:39:21,916 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:21,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:39:21,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:39:21,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:39:21,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:39:21,920 INFO L87 Difference]: Start difference. First operand 929 states and 1197 transitions. Second operand 6 states. [2018-11-28 18:39:23,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:23,277 INFO L93 Difference]: Finished difference Result 2441 states and 3114 transitions. [2018-11-28 18:39:23,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:39:23,279 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 151 [2018-11-28 18:39:23,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:23,290 INFO L225 Difference]: With dead ends: 2441 [2018-11-28 18:39:23,290 INFO L226 Difference]: Without dead ends: 1661 [2018-11-28 18:39:23,294 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:39:23,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1661 states. [2018-11-28 18:39:23,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1661 to 1628. [2018-11-28 18:39:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1628 states. [2018-11-28 18:39:23,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1628 states and 2130 transitions. [2018-11-28 18:39:23,398 INFO L78 Accepts]: Start accepts. Automaton has 1628 states and 2130 transitions. Word has length 151 [2018-11-28 18:39:23,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:23,399 INFO L480 AbstractCegarLoop]: Abstraction has 1628 states and 2130 transitions. [2018-11-28 18:39:23,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:39:23,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2130 transitions. [2018-11-28 18:39:23,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-28 18:39:23,406 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:23,406 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:23,406 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:23,406 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:23,408 INFO L82 PathProgramCache]: Analyzing trace with hash -333647120, now seen corresponding path program 1 times [2018-11-28 18:39:23,408 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:23,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:23,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:23,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:23,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-28 18:39:23,555 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:23,555 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:39:23,557 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:39:23,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:39:23,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:39:23,557 INFO L87 Difference]: Start difference. First operand 1628 states and 2130 transitions. Second operand 3 states. [2018-11-28 18:39:23,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:23,684 INFO L93 Difference]: Finished difference Result 3439 states and 4639 transitions. [2018-11-28 18:39:23,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:39:23,685 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2018-11-28 18:39:23,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:23,697 INFO L225 Difference]: With dead ends: 3439 [2018-11-28 18:39:23,697 INFO L226 Difference]: Without dead ends: 1859 [2018-11-28 18:39:23,703 INFO L631 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 [2018-11-28 18:39:23,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1859 states. [2018-11-28 18:39:23,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1859 to 1852. [2018-11-28 18:39:23,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1852 states. [2018-11-28 18:39:23,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1852 states and 2547 transitions. [2018-11-28 18:39:23,806 INFO L78 Accepts]: Start accepts. Automaton has 1852 states and 2547 transitions. Word has length 161 [2018-11-28 18:39:23,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:23,807 INFO L480 AbstractCegarLoop]: Abstraction has 1852 states and 2547 transitions. [2018-11-28 18:39:23,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:39:23,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2547 transitions. [2018-11-28 18:39:23,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-28 18:39:23,815 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:23,815 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:23,815 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:23,815 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:23,816 INFO L82 PathProgramCache]: Analyzing trace with hash -1110618764, now seen corresponding path program 1 times [2018-11-28 18:39:23,816 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:23,816 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:23,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:23,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:23,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:23,959 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-28 18:39:23,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:23,959 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:39:23,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:39:23,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:39:23,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:39:23,960 INFO L87 Difference]: Start difference. First operand 1852 states and 2547 transitions. Second operand 3 states. [2018-11-28 18:39:24,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:24,115 INFO L93 Difference]: Finished difference Result 4071 states and 5826 transitions. [2018-11-28 18:39:24,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:39:24,116 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2018-11-28 18:39:24,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:24,132 INFO L225 Difference]: With dead ends: 4071 [2018-11-28 18:39:24,132 INFO L226 Difference]: Without dead ends: 2267 [2018-11-28 18:39:24,139 INFO L631 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 [2018-11-28 18:39:24,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2267 states. [2018-11-28 18:39:24,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2267 to 2260. [2018-11-28 18:39:24,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2260 states. [2018-11-28 18:39:24,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 2260 states and 3309 transitions. [2018-11-28 18:39:24,272 INFO L78 Accepts]: Start accepts. Automaton has 2260 states and 3309 transitions. Word has length 162 [2018-11-28 18:39:24,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:24,272 INFO L480 AbstractCegarLoop]: Abstraction has 2260 states and 3309 transitions. [2018-11-28 18:39:24,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:39:24,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 3309 transitions. [2018-11-28 18:39:24,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-28 18:39:24,281 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:24,282 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:24,283 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:24,283 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:24,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1777968178, now seen corresponding path program 1 times [2018-11-28 18:39:24,283 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:24,283 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:24,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:24,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:24,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:24,429 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-28 18:39:24,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:24,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:39:24,430 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:39:24,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:39:24,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:39:24,432 INFO L87 Difference]: Start difference. First operand 2260 states and 3309 transitions. Second operand 3 states. [2018-11-28 18:39:24,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:24,612 INFO L93 Difference]: Finished difference Result 5311 states and 8128 transitions. [2018-11-28 18:39:24,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:39:24,613 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 163 [2018-11-28 18:39:24,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:24,634 INFO L225 Difference]: With dead ends: 5311 [2018-11-28 18:39:24,634 INFO L226 Difference]: Without dead ends: 3099 [2018-11-28 18:39:24,643 INFO L631 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 [2018-11-28 18:39:24,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3099 states. [2018-11-28 18:39:24,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3099 to 3092. [2018-11-28 18:39:24,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3092 states. [2018-11-28 18:39:24,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 3092 states and 4833 transitions. [2018-11-28 18:39:24,863 INFO L78 Accepts]: Start accepts. Automaton has 3092 states and 4833 transitions. Word has length 163 [2018-11-28 18:39:24,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:24,864 INFO L480 AbstractCegarLoop]: Abstraction has 3092 states and 4833 transitions. [2018-11-28 18:39:24,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:39:24,864 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 4833 transitions. [2018-11-28 18:39:24,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-28 18:39:24,877 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:24,877 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:24,878 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:24,878 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:24,878 INFO L82 PathProgramCache]: Analyzing trace with hash -508793260, now seen corresponding path program 1 times [2018-11-28 18:39:24,878 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:24,878 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:24,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:24,881 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:24,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:25,090 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-28 18:39:25,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:25,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:39:25,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:39:25,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:39:25,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:39:25,092 INFO L87 Difference]: Start difference. First operand 3092 states and 4833 transitions. Second operand 3 states. [2018-11-28 18:39:25,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:25,338 INFO L93 Difference]: Finished difference Result 7775 states and 12636 transitions. [2018-11-28 18:39:25,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:39:25,339 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 164 [2018-11-28 18:39:25,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:25,371 INFO L225 Difference]: With dead ends: 7775 [2018-11-28 18:39:25,372 INFO L226 Difference]: Without dead ends: 4731 [2018-11-28 18:39:25,383 INFO L631 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 [2018-11-28 18:39:25,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4731 states. [2018-11-28 18:39:25,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4731 to 4724. [2018-11-28 18:39:25,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4724 states. [2018-11-28 18:39:25,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4724 states to 4724 states and 7785 transitions. [2018-11-28 18:39:25,684 INFO L78 Accepts]: Start accepts. Automaton has 4724 states and 7785 transitions. Word has length 164 [2018-11-28 18:39:25,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:25,685 INFO L480 AbstractCegarLoop]: Abstraction has 4724 states and 7785 transitions. [2018-11-28 18:39:25,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:39:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 4724 states and 7785 transitions. [2018-11-28 18:39:25,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-28 18:39:25,703 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:25,704 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:25,704 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:25,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:25,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1788001172, now seen corresponding path program 1 times [2018-11-28 18:39:25,704 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:25,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:25,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:25,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:25,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:25,837 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-28 18:39:25,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:25,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:39:25,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:39:25,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:39:25,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:39:25,839 INFO L87 Difference]: Start difference. First operand 4724 states and 7785 transitions. Second operand 3 states. [2018-11-28 18:39:26,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:26,207 INFO L93 Difference]: Finished difference Result 12607 states and 21364 transitions. [2018-11-28 18:39:26,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:39:26,209 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 165 [2018-11-28 18:39:26,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:26,260 INFO L225 Difference]: With dead ends: 12607 [2018-11-28 18:39:26,260 INFO L226 Difference]: Without dead ends: 7931 [2018-11-28 18:39:26,276 INFO L631 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 [2018-11-28 18:39:26,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7931 states. [2018-11-28 18:39:26,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7931 to 7924. [2018-11-28 18:39:26,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7924 states. [2018-11-28 18:39:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7924 states to 7924 states and 13497 transitions. [2018-11-28 18:39:26,810 INFO L78 Accepts]: Start accepts. Automaton has 7924 states and 13497 transitions. Word has length 165 [2018-11-28 18:39:26,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:26,811 INFO L480 AbstractCegarLoop]: Abstraction has 7924 states and 13497 transitions. [2018-11-28 18:39:26,811 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:39:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 7924 states and 13497 transitions. [2018-11-28 18:39:26,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-28 18:39:26,840 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:39:26,840 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:39:26,840 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:39:26,840 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:39:26,841 INFO L82 PathProgramCache]: Analyzing trace with hash -496949834, now seen corresponding path program 1 times [2018-11-28 18:39:26,841 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:39:26,841 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:39:26,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:26,843 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:39:26,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:39:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:39:27,549 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-28 18:39:27,549 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:39:27,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 18:39:27,549 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 18:39:27,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 18:39:27,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:39:27,550 INFO L87 Difference]: Start difference. First operand 7924 states and 13497 transitions. Second operand 8 states. [2018-11-28 18:39:28,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:39:28,094 INFO L93 Difference]: Finished difference Result 7924 states and 13497 transitions. [2018-11-28 18:39:28,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:39:28,094 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 166 [2018-11-28 18:39:28,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:39:28,095 INFO L225 Difference]: With dead ends: 7924 [2018-11-28 18:39:28,095 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:39:28,113 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:39:28,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:39:28,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:39:28,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:39:28,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:39:28,115 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2018-11-28 18:39:28,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:39:28,115 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:39:28,115 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 18:39:28,115 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:39:28,115 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:39:28,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:39:29,221 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 1 [2018-11-28 18:39:29,760 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 3 [2018-11-28 18:39:30,907 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 1 [2018-11-28 18:39:31,232 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 20 [2018-11-28 18:39:32,037 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 11 [2018-11-28 18:39:32,052 INFO L448 ceAbstractionStarter]: For program point L2528(lines 2528 2536) no Hoare annotation was computed. [2018-11-28 18:39:32,053 INFO L448 ceAbstractionStarter]: For program point L2531-2(lines 2521 2540) no Hoare annotation was computed. [2018-11-28 18:39:32,053 INFO L444 ceAbstractionStarter]: At program point setClientForwardReceiverENTRY(lines 2521 2540) the Hoare annotation is: (and (or (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (= 0 ~__ste_client_forwardReceiver2~0)) (or (not (= 0 |old(~__ste_client_forwardReceiver0~0)|)) (= 0 ~__ste_client_forwardReceiver0~0)) (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (= 0 ~__ste_client_forwardReceiver1~0))) [2018-11-28 18:39:32,054 INFO L448 ceAbstractionStarter]: For program point L2525(lines 2525 2537) no Hoare annotation was computed. [2018-11-28 18:39:32,054 INFO L448 ceAbstractionStarter]: For program point setClientForwardReceiverEXIT(lines 2521 2540) no Hoare annotation was computed. [2018-11-28 18:39:32,054 INFO L448 ceAbstractionStarter]: For program point L2531(lines 2531 2535) no Hoare annotation was computed. [2018-11-28 18:39:32,054 INFO L451 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: true [2018-11-28 18:39:32,054 INFO L451 ceAbstractionStarter]: At program point L544(line 544) the Hoare annotation is: true [2018-11-28 18:39:32,054 INFO L451 ceAbstractionStarter]: At program point L545-1(line 545) the Hoare annotation is: true [2018-11-28 18:39:32,055 INFO L448 ceAbstractionStarter]: For program point L544-1(line 544) no Hoare annotation was computed. [2018-11-28 18:39:32,055 INFO L448 ceAbstractionStarter]: For program point outgoingEXIT(lines 539 550) no Hoare annotation was computed. [2018-11-28 18:39:32,055 INFO L451 ceAbstractionStarter]: At program point outgoingENTRY(lines 539 550) the Hoare annotation is: true [2018-11-28 18:39:32,055 INFO L448 ceAbstractionStarter]: For program point outgoingFINAL(lines 539 550) no Hoare annotation was computed. [2018-11-28 18:39:32,055 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 89 95) the Hoare annotation is: true [2018-11-28 18:39:32,055 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 89 95) no Hoare annotation was computed. [2018-11-28 18:39:32,055 INFO L448 ceAbstractionStarter]: For program point getClientIdFINAL(lines 2544 2567) no Hoare annotation was computed. [2018-11-28 18:39:32,055 INFO L448 ceAbstractionStarter]: For program point L2556(lines 2556 2562) no Hoare annotation was computed. [2018-11-28 18:39:32,055 INFO L451 ceAbstractionStarter]: At program point getClientIdENTRY(lines 2544 2567) the Hoare annotation is: true [2018-11-28 18:39:32,056 INFO L448 ceAbstractionStarter]: For program point L2552(lines 2552 2563) no Hoare annotation was computed. [2018-11-28 18:39:32,056 INFO L448 ceAbstractionStarter]: For program point L2548(lines 2548 2564) no Hoare annotation was computed. [2018-11-28 18:39:32,056 INFO L448 ceAbstractionStarter]: For program point getClientIdEXIT(lines 2544 2567) no Hoare annotation was computed. [2018-11-28 18:39:32,056 INFO L451 ceAbstractionStarter]: At program point mailENTRY(lines 527 538) the Hoare annotation is: true [2018-11-28 18:39:32,056 INFO L448 ceAbstractionStarter]: For program point mailEXIT(lines 527 538) no Hoare annotation was computed. [2018-11-28 18:39:32,056 INFO L448 ceAbstractionStarter]: For program point mailFINAL(lines 527 538) no Hoare annotation was computed. [2018-11-28 18:39:32,056 INFO L451 ceAbstractionStarter]: At program point L534(line 534) the Hoare annotation is: true [2018-11-28 18:39:32,056 INFO L451 ceAbstractionStarter]: At program point L533(line 533) the Hoare annotation is: true [2018-11-28 18:39:32,056 INFO L448 ceAbstractionStarter]: For program point L533-1(line 533) no Hoare annotation was computed. [2018-11-28 18:39:32,057 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 96 104) no Hoare annotation was computed. [2018-11-28 18:39:32,057 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 96 104) the Hoare annotation is: true [2018-11-28 18:39:32,057 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 96 104) no Hoare annotation was computed. [2018-11-28 18:39:32,057 INFO L448 ceAbstractionStarter]: For program point get_queued_clientEXIT(lines 657 665) no Hoare annotation was computed. [2018-11-28 18:39:32,057 INFO L451 ceAbstractionStarter]: At program point get_queued_clientENTRY(lines 657 665) the Hoare annotation is: true [2018-11-28 18:39:32,057 INFO L448 ceAbstractionStarter]: For program point get_queued_clientFINAL(lines 657 665) no Hoare annotation was computed. [2018-11-28 18:39:32,057 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-28 18:39:32,057 INFO L444 ceAbstractionStarter]: At program point L576(line 576) the Hoare annotation is: (= |incoming__wrappee__AutoResponder_#in~client| incoming__wrappee__AutoResponder_~client) [2018-11-28 18:39:32,057 INFO L444 ceAbstractionStarter]: At program point L576-1(line 576) the Hoare annotation is: (= |incoming__wrappee__AutoResponder_#in~client| incoming__wrappee__AutoResponder_~client) [2018-11-28 18:39:32,058 INFO L451 ceAbstractionStarter]: At program point incoming__wrappee__AutoResponderENTRY(lines 571 588) the Hoare annotation is: true [2018-11-28 18:39:32,058 INFO L448 ceAbstractionStarter]: For program point incoming__wrappee__AutoResponderEXIT(lines 571 588) no Hoare annotation was computed. [2018-11-28 18:39:32,058 INFO L444 ceAbstractionStarter]: At program point L581(line 581) the Hoare annotation is: (= |incoming__wrappee__AutoResponder_#in~client| incoming__wrappee__AutoResponder_~client) [2018-11-28 18:39:32,058 INFO L448 ceAbstractionStarter]: For program point L579(lines 579 585) no Hoare annotation was computed. [2018-11-28 18:39:32,058 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 571 588) no Hoare annotation was computed. [2018-11-28 18:39:32,058 INFO L448 ceAbstractionStarter]: For program point deliverFINAL(lines 551 560) no Hoare annotation was computed. [2018-11-28 18:39:32,058 INFO L451 ceAbstractionStarter]: At program point deliverENTRY(lines 551 560) the Hoare annotation is: true [2018-11-28 18:39:32,058 INFO L448 ceAbstractionStarter]: For program point deliverEXIT(lines 551 560) no Hoare annotation was computed. [2018-11-28 18:39:32,058 INFO L448 ceAbstractionStarter]: For program point getEmailIdFINAL(lines 885 903) no Hoare annotation was computed. [2018-11-28 18:39:32,059 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 899) no Hoare annotation was computed. [2018-11-28 18:39:32,059 INFO L448 ceAbstractionStarter]: For program point getEmailIdEXIT(lines 885 903) no Hoare annotation was computed. [2018-11-28 18:39:32,059 INFO L448 ceAbstractionStarter]: For program point L889(lines 889 900) no Hoare annotation was computed. [2018-11-28 18:39:32,059 INFO L451 ceAbstractionStarter]: At program point getEmailIdENTRY(lines 885 903) the Hoare annotation is: true [2018-11-28 18:39:32,059 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 808 828) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-11-28 18:39:32,059 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 808 828) no Hoare annotation was computed. [2018-11-28 18:39:32,059 INFO L444 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0) (= main_~tmp~12 1)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-11-28 18:39:32,060 INFO L444 ceAbstractionStarter]: At program point L820-1(line 820) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0) (= main_~tmp~12 1)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-11-28 18:39:32,060 INFO L448 ceAbstractionStarter]: For program point L818(lines 818 825) no Hoare annotation was computed. [2018-11-28 18:39:32,060 INFO L448 ceAbstractionStarter]: For program point L818-1(lines 818 825) no Hoare annotation was computed. [2018-11-28 18:39:32,060 INFO L448 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2018-11-28 18:39:32,060 INFO L444 ceAbstractionStarter]: At program point L815(line 815) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-11-28 18:39:32,060 INFO L444 ceAbstractionStarter]: At program point L814(line 814) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-11-28 18:39:32,060 INFO L444 ceAbstractionStarter]: At program point L814-1(line 814) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-11-28 18:39:32,061 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 808 828) no Hoare annotation was computed. [2018-11-28 18:39:32,061 INFO L448 ceAbstractionStarter]: For program point setup_chuckEXIT(lines 741 750) no Hoare annotation was computed. [2018-11-28 18:39:32,061 INFO L451 ceAbstractionStarter]: At program point setup_chuckENTRY(lines 741 750) the Hoare annotation is: true [2018-11-28 18:39:32,061 INFO L451 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: true [2018-11-28 18:39:32,061 INFO L448 ceAbstractionStarter]: For program point setup_chuckFINAL(lines 741 750) no Hoare annotation was computed. [2018-11-28 18:39:32,061 INFO L451 ceAbstractionStarter]: At program point L736(line 736) the Hoare annotation is: true [2018-11-28 18:39:32,061 INFO L448 ceAbstractionStarter]: For program point setup_rjhFINAL(lines 731 740) no Hoare annotation was computed. [2018-11-28 18:39:32,061 INFO L451 ceAbstractionStarter]: At program point setup_rjhENTRY(lines 731 740) the Hoare annotation is: true [2018-11-28 18:39:32,061 INFO L448 ceAbstractionStarter]: For program point setup_rjhEXIT(lines 731 740) no Hoare annotation was computed. [2018-11-28 18:39:32,061 INFO L448 ceAbstractionStarter]: For program point sendEmailEXIT(lines 625 637) no Hoare annotation was computed. [2018-11-28 18:39:32,062 INFO L451 ceAbstractionStarter]: At program point sendEmailENTRY(lines 625 637) the Hoare annotation is: true [2018-11-28 18:39:32,062 INFO L448 ceAbstractionStarter]: For program point sendEmailFINAL(lines 625 637) no Hoare annotation was computed. [2018-11-28 18:39:32,062 INFO L451 ceAbstractionStarter]: At program point L633(line 633) the Hoare annotation is: true [2018-11-28 18:39:32,062 INFO L451 ceAbstractionStarter]: At program point L631(line 631) the Hoare annotation is: true [2018-11-28 18:39:32,062 INFO L448 ceAbstractionStarter]: For program point L631-1(line 631) no Hoare annotation was computed. [2018-11-28 18:39:32,062 INFO L451 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: true [2018-11-28 18:39:32,062 INFO L451 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2018-11-28 18:39:32,062 INFO L448 ceAbstractionStarter]: For program point L768-1(lines 751 773) no Hoare annotation was computed. [2018-11-28 18:39:32,062 INFO L451 ceAbstractionStarter]: At program point L766(line 766) the Hoare annotation is: true [2018-11-28 18:39:32,062 INFO L448 ceAbstractionStarter]: For program point L767-1(line 767) no Hoare annotation was computed. [2018-11-28 18:39:32,063 INFO L448 ceAbstractionStarter]: For program point L766-1(line 766) no Hoare annotation was computed. [2018-11-28 18:39:32,063 INFO L448 ceAbstractionStarter]: For program point L762(lines 762 770) no Hoare annotation was computed. [2018-11-28 18:39:32,063 INFO L448 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2018-11-28 18:39:32,063 INFO L451 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: true [2018-11-28 18:39:32,063 INFO L451 ceAbstractionStarter]: At program point L759-1(line 759) the Hoare annotation is: true [2018-11-28 18:39:32,063 INFO L448 ceAbstractionStarter]: For program point bobToRjhEXIT(lines 751 773) no Hoare annotation was computed. [2018-11-28 18:39:32,063 INFO L451 ceAbstractionStarter]: At program point bobToRjhENTRY(lines 751 773) the Hoare annotation is: true [2018-11-28 18:39:32,063 INFO L451 ceAbstractionStarter]: At program point setup_bobENTRY(lines 721 730) the Hoare annotation is: true [2018-11-28 18:39:32,064 INFO L448 ceAbstractionStarter]: For program point setup_bobFINAL(lines 721 730) no Hoare annotation was computed. [2018-11-28 18:39:32,064 INFO L451 ceAbstractionStarter]: At program point L726(line 726) the Hoare annotation is: true [2018-11-28 18:39:32,064 INFO L448 ceAbstractionStarter]: For program point setup_bobEXIT(lines 721 730) no Hoare annotation was computed. [2018-11-28 18:39:32,064 INFO L448 ceAbstractionStarter]: For program point getClientAutoResponseFINAL(lines 2062 2085) no Hoare annotation was computed. [2018-11-28 18:39:32,064 INFO L448 ceAbstractionStarter]: For program point getClientAutoResponseEXIT(lines 2062 2085) no Hoare annotation was computed. [2018-11-28 18:39:32,064 INFO L448 ceAbstractionStarter]: For program point L2074(lines 2074 2080) no Hoare annotation was computed. [2018-11-28 18:39:32,064 INFO L451 ceAbstractionStarter]: At program point getClientAutoResponseENTRY(lines 2062 2085) the Hoare annotation is: true [2018-11-28 18:39:32,064 INFO L448 ceAbstractionStarter]: For program point L2070(lines 2070 2081) no Hoare annotation was computed. [2018-11-28 18:39:32,064 INFO L448 ceAbstractionStarter]: For program point L2066(lines 2066 2082) no Hoare annotation was computed. [2018-11-28 18:39:32,065 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 82 88) no Hoare annotation was computed. [2018-11-28 18:39:32,065 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 82 88) the Hoare annotation is: true [2018-11-28 18:39:32,065 INFO L448 ceAbstractionStarter]: For program point autoRespondEXIT(lines 675 689) no Hoare annotation was computed. [2018-11-28 18:39:32,065 INFO L451 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: true [2018-11-28 18:39:32,065 INFO L451 ceAbstractionStarter]: At program point autoRespondENTRY(lines 675 689) the Hoare annotation is: true [2018-11-28 18:39:32,065 INFO L451 ceAbstractionStarter]: At program point L684-1(line 684) the Hoare annotation is: true [2018-11-28 18:39:32,065 INFO L448 ceAbstractionStarter]: For program point autoRespondFINAL(lines 675 689) no Hoare annotation was computed. [2018-11-28 18:39:32,065 INFO L451 ceAbstractionStarter]: At program point L682(line 682) the Hoare annotation is: true [2018-11-28 18:39:32,065 INFO L448 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2018-11-28 18:39:32,066 INFO L451 ceAbstractionStarter]: At program point rjhSetAutoRespondENTRY(lines 829 838) the Hoare annotation is: true [2018-11-28 18:39:32,066 INFO L448 ceAbstractionStarter]: For program point rjhSetAutoRespondFINAL(lines 829 838) no Hoare annotation was computed. [2018-11-28 18:39:32,066 INFO L448 ceAbstractionStarter]: For program point rjhSetAutoRespondEXIT(lines 829 838) no Hoare annotation was computed. [2018-11-28 18:39:32,066 INFO L451 ceAbstractionStarter]: At program point incoming__wrappee__BaseENTRY(lines 561 570) the Hoare annotation is: true [2018-11-28 18:39:32,066 INFO L451 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: true [2018-11-28 18:39:32,067 INFO L448 ceAbstractionStarter]: For program point incoming__wrappee__BaseFINAL(lines 561 570) no Hoare annotation was computed. [2018-11-28 18:39:32,067 INFO L448 ceAbstractionStarter]: For program point incoming__wrappee__BaseEXIT(lines 561 570) no Hoare annotation was computed. [2018-11-28 18:39:32,067 INFO L448 ceAbstractionStarter]: For program point getClientForwardReceiverFINAL(lines 2497 2520) no Hoare annotation was computed. [2018-11-28 18:39:32,067 INFO L448 ceAbstractionStarter]: For program point L2509(lines 2509 2515) no Hoare annotation was computed. [2018-11-28 18:39:32,067 INFO L448 ceAbstractionStarter]: For program point getClientForwardReceiverEXIT(lines 2497 2520) no Hoare annotation was computed. [2018-11-28 18:39:32,067 INFO L448 ceAbstractionStarter]: For program point L2505(lines 2505 2516) no Hoare annotation was computed. [2018-11-28 18:39:32,067 INFO L451 ceAbstractionStarter]: At program point getClientForwardReceiverENTRY(lines 2497 2520) the Hoare annotation is: true [2018-11-28 18:39:32,067 INFO L448 ceAbstractionStarter]: For program point L2501(lines 2501 2517) no Hoare annotation was computed. [2018-11-28 18:39:32,067 INFO L451 ceAbstractionStarter]: At program point incomingENTRY(lines 589 609) the Hoare annotation is: true [2018-11-28 18:39:32,068 INFO L444 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (or (not (= 0 ~__ste_client_forwardReceiver1~0)) (not (= 0 ~__ste_client_forwardReceiver2~0)) (not (= 0 ~__ste_client_forwardReceiver0~0))) [2018-11-28 18:39:32,068 INFO L444 ceAbstractionStarter]: At program point L601-1(line 601) the Hoare annotation is: (or (not (= 0 ~__ste_client_forwardReceiver1~0)) (not (= 0 ~__ste_client_forwardReceiver2~0)) (not (= 0 ~__ste_client_forwardReceiver0~0))) [2018-11-28 18:39:32,068 INFO L448 ceAbstractionStarter]: For program point L599(lines 599 606) no Hoare annotation was computed. [2018-11-28 18:39:32,068 INFO L448 ceAbstractionStarter]: For program point L599-1(lines 589 609) no Hoare annotation was computed. [2018-11-28 18:39:32,068 INFO L448 ceAbstractionStarter]: For program point L596(line 596) no Hoare annotation was computed. [2018-11-28 18:39:32,068 INFO L451 ceAbstractionStarter]: At program point L595(line 595) the Hoare annotation is: true [2018-11-28 18:39:32,068 INFO L448 ceAbstractionStarter]: For program point incomingEXIT(lines 589 609) no Hoare annotation was computed. [2018-11-28 18:39:32,068 INFO L451 ceAbstractionStarter]: At program point L595-1(line 595) the Hoare annotation is: true [2018-11-28 18:39:32,068 INFO L448 ceAbstractionStarter]: For program point createEmailEXIT(lines 1500 1514) no Hoare annotation was computed. [2018-11-28 18:39:32,069 INFO L448 ceAbstractionStarter]: For program point L1508(line 1508) no Hoare annotation was computed. [2018-11-28 18:39:32,069 INFO L451 ceAbstractionStarter]: At program point createEmailENTRY(lines 1500 1514) the Hoare annotation is: true [2018-11-28 18:39:32,069 INFO L451 ceAbstractionStarter]: At program point L1507(line 1507) the Hoare annotation is: true [2018-11-28 18:39:32,069 INFO L451 ceAbstractionStarter]: At program point L1507-1(line 1507) the Hoare annotation is: true [2018-11-28 18:39:32,069 INFO L448 ceAbstractionStarter]: For program point createEmailFINAL(lines 1500 1514) no Hoare annotation was computed. [2018-11-28 18:39:32,069 INFO L451 ceAbstractionStarter]: At program point L1340(lines 1330 1440) the Hoare annotation is: true [2018-11-28 18:39:32,069 INFO L451 ceAbstractionStarter]: At program point L1398(lines 1388 1435) the Hoare annotation is: true [2018-11-28 18:39:32,070 INFO L448 ceAbstractionStarter]: For program point L1299(lines 1299 1303) no Hoare annotation was computed. [2018-11-28 18:39:32,072 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 1258 1451) no Hoare annotation was computed. [2018-11-28 18:39:32,073 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 1258 1451) the Hoare annotation is: (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-11-28 18:39:32,073 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1313) no Hoare annotation was computed. [2018-11-28 18:39:32,073 INFO L448 ceAbstractionStarter]: For program point L1367(lines 1367 1374) no Hoare annotation was computed. [2018-11-28 18:39:32,073 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 1258 1451) no Hoare annotation was computed. [2018-11-28 18:39:32,073 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1338) no Hoare annotation was computed. [2018-11-28 18:39:32,073 INFO L448 ceAbstractionStarter]: For program point L1425(lines 1425 1429) no Hoare annotation was computed. [2018-11-28 18:39:32,073 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1396) no Hoare annotation was computed. [2018-11-28 18:39:32,073 INFO L451 ceAbstractionStarter]: At program point L1425-1(lines 1297 1443) the Hoare annotation is: true [2018-11-28 18:39:32,073 INFO L451 ceAbstractionStarter]: At program point L1351(lines 1341 1439) the Hoare annotation is: true [2018-11-28 18:39:32,074 INFO L451 ceAbstractionStarter]: At program point L1409(lines 1399 1434) the Hoare annotation is: true [2018-11-28 18:39:32,074 INFO L451 ceAbstractionStarter]: At program point L1376(lines 1363 1437) the Hoare annotation is: true [2018-11-28 18:39:32,074 INFO L451 ceAbstractionStarter]: At program point L1369(line 1369) the Hoare annotation is: true [2018-11-28 18:39:32,074 INFO L448 ceAbstractionStarter]: For program point L1369-1(line 1369) no Hoare annotation was computed. [2018-11-28 18:39:32,074 INFO L448 ceAbstractionStarter]: For program point L1320(lines 1320 1327) no Hoare annotation was computed. [2018-11-28 18:39:32,074 INFO L451 ceAbstractionStarter]: At program point L1444(lines 1296 1445) the Hoare annotation is: true [2018-11-28 18:39:32,074 INFO L448 ceAbstractionStarter]: For program point L1345(lines 1345 1349) no Hoare annotation was computed. [2018-11-28 18:39:32,074 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1407) no Hoare annotation was computed. [2018-11-28 18:39:32,074 INFO L451 ceAbstractionStarter]: At program point L1362(lines 1352 1438) the Hoare annotation is: true [2018-11-28 18:39:32,075 INFO L451 ceAbstractionStarter]: At program point L1329(lines 1316 1441) the Hoare annotation is: true [2018-11-28 18:39:32,075 INFO L451 ceAbstractionStarter]: At program point L1420(lines 1410 1433) the Hoare annotation is: true [2018-11-28 18:39:32,075 INFO L451 ceAbstractionStarter]: At program point L1387(lines 1377 1436) the Hoare annotation is: true [2018-11-28 18:39:32,075 INFO L448 ceAbstractionStarter]: For program point L1305(lines 1305 1442) no Hoare annotation was computed. [2018-11-28 18:39:32,075 INFO L444 ceAbstractionStarter]: At program point L1322(line 1322) the Hoare annotation is: (or (= test_~op2~0 0) (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (not (= 0 |old(~__ste_client_forwardReceiver0~0)|))) [2018-11-28 18:39:32,075 INFO L448 ceAbstractionStarter]: For program point L1322-1(line 1322) no Hoare annotation was computed. [2018-11-28 18:39:32,075 INFO L448 ceAbstractionStarter]: For program point L1298(lines 1297 1443) no Hoare annotation was computed. [2018-11-28 18:39:32,075 INFO L448 ceAbstractionStarter]: For program point L1356(lines 1356 1360) no Hoare annotation was computed. [2018-11-28 18:39:32,076 INFO L448 ceAbstractionStarter]: For program point L1414(lines 1414 1418) no Hoare annotation was computed. [2018-11-28 18:39:32,076 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1385) no Hoare annotation was computed. [2018-11-28 18:39:32,076 INFO L451 ceAbstractionStarter]: At program point L1315(lines 1305 1442) the Hoare annotation is: true [2018-11-28 18:39:32,076 INFO L451 ceAbstractionStarter]: At program point L1472(line 1472) the Hoare annotation is: true [2018-11-28 18:39:32,076 INFO L448 ceAbstractionStarter]: For program point L1472-1(line 1472) no Hoare annotation was computed. [2018-11-28 18:39:32,076 INFO L451 ceAbstractionStarter]: At program point L1469(line 1469) the Hoare annotation is: true [2018-11-28 18:39:32,076 INFO L448 ceAbstractionStarter]: For program point L1469-1(line 1469) no Hoare annotation was computed. [2018-11-28 18:39:32,076 INFO L451 ceAbstractionStarter]: At program point L1466(line 1466) the Hoare annotation is: true [2018-11-28 18:39:32,076 INFO L448 ceAbstractionStarter]: For program point L1466-1(line 1466) no Hoare annotation was computed. [2018-11-28 18:39:32,076 INFO L448 ceAbstractionStarter]: For program point printMailEXIT(lines 1454 1481) no Hoare annotation was computed. [2018-11-28 18:39:32,077 INFO L451 ceAbstractionStarter]: At program point printMailENTRY(lines 1454 1481) the Hoare annotation is: true [2018-11-28 18:39:32,078 INFO L451 ceAbstractionStarter]: At program point L1475(line 1475) the Hoare annotation is: true [2018-11-28 18:39:32,078 INFO L448 ceAbstractionStarter]: For program point printMailFINAL(lines 1454 1481) no Hoare annotation was computed. [2018-11-28 18:39:32,078 INFO L448 ceAbstractionStarter]: For program point L1475-1(line 1475) no Hoare annotation was computed. [2018-11-28 18:39:32,078 INFO L451 ceAbstractionStarter]: At program point forwardENTRY(lines 690 703) the Hoare annotation is: true [2018-11-28 18:39:32,078 INFO L448 ceAbstractionStarter]: For program point forwardEXIT(lines 690 703) no Hoare annotation was computed. [2018-11-28 18:39:32,078 INFO L451 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: true [2018-11-28 18:39:32,078 INFO L451 ceAbstractionStarter]: At program point L698-1(line 698) the Hoare annotation is: true [2018-11-28 18:39:32,078 INFO L451 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: true [2018-11-28 18:39:32,078 INFO L448 ceAbstractionStarter]: For program point forwardFINAL(lines 690 703) no Hoare annotation was computed. [2018-11-28 18:39:32,079 INFO L448 ceAbstractionStarter]: For program point L696-1(line 696) no Hoare annotation was computed. [2018-11-28 18:39:32,079 INFO L448 ceAbstractionStarter]: For program point L985(lines 985 989) no Hoare annotation was computed. [2018-11-28 18:39:32,079 INFO L448 ceAbstractionStarter]: For program point L985-2(lines 978 993) no Hoare annotation was computed. [2018-11-28 18:39:32,079 INFO L448 ceAbstractionStarter]: For program point L982(lines 982 990) no Hoare annotation was computed. [2018-11-28 18:39:32,079 INFO L448 ceAbstractionStarter]: For program point setEmailToEXIT(lines 978 993) no Hoare annotation was computed. [2018-11-28 18:39:32,079 INFO L451 ceAbstractionStarter]: At program point setEmailToENTRY(lines 978 993) the Hoare annotation is: true [2018-11-28 18:39:32,079 INFO L448 ceAbstractionStarter]: For program point getEmailToFINAL(lines 959 977) no Hoare annotation was computed. [2018-11-28 18:39:32,080 INFO L448 ceAbstractionStarter]: For program point getEmailToEXIT(lines 959 977) no Hoare annotation was computed. [2018-11-28 18:39:32,080 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 973) no Hoare annotation was computed. [2018-11-28 18:39:32,080 INFO L451 ceAbstractionStarter]: At program point getEmailToENTRY(lines 959 977) the Hoare annotation is: true [2018-11-28 18:39:32,080 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 974) no Hoare annotation was computed. [2018-11-28 18:39:32,080 INFO L448 ceAbstractionStarter]: For program point is_queue_emptyEXIT(lines 648 656) no Hoare annotation was computed. [2018-11-28 18:39:32,080 INFO L451 ceAbstractionStarter]: At program point is_queue_emptyENTRY(lines 648 656) the Hoare annotation is: true [2018-11-28 18:39:32,080 INFO L448 ceAbstractionStarter]: For program point is_queue_emptyFINAL(lines 648 656) no Hoare annotation was computed. [2018-11-28 18:39:32,080 INFO L451 ceAbstractionStarter]: At program point get_queued_emailENTRY(lines 666 674) the Hoare annotation is: true [2018-11-28 18:39:32,080 INFO L448 ceAbstractionStarter]: For program point get_queued_emailFINAL(lines 666 674) no Hoare annotation was computed. [2018-11-28 18:39:32,081 INFO L448 ceAbstractionStarter]: For program point get_queued_emailEXIT(lines 666 674) no Hoare annotation was computed. [2018-11-28 18:39:32,081 INFO L448 ceAbstractionStarter]: For program point setClientAutoResponseEXIT(lines 2086 2105) no Hoare annotation was computed. [2018-11-28 18:39:32,081 INFO L448 ceAbstractionStarter]: For program point L2096(lines 2096 2100) no Hoare annotation was computed. [2018-11-28 18:39:32,081 INFO L448 ceAbstractionStarter]: For program point L2096-2(lines 2086 2105) no Hoare annotation was computed. [2018-11-28 18:39:32,081 INFO L448 ceAbstractionStarter]: For program point L2093(lines 2093 2101) no Hoare annotation was computed. [2018-11-28 18:39:32,081 INFO L451 ceAbstractionStarter]: At program point setClientAutoResponseENTRY(lines 2086 2105) the Hoare annotation is: true [2018-11-28 18:39:32,081 INFO L448 ceAbstractionStarter]: For program point L2090(lines 2090 2102) no Hoare annotation was computed. [2018-11-28 18:39:32,081 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:39:32,081 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:39:32,081 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:39:32,082 INFO L448 ceAbstractionStarter]: For program point rjhEnableForwardingEXIT(lines 839 848) no Hoare annotation was computed. [2018-11-28 18:39:32,082 INFO L444 ceAbstractionStarter]: At program point rjhEnableForwardingENTRY(lines 839 848) the Hoare annotation is: (and (or (not (= 0 |old(~__ste_client_forwardReceiver2~0)|)) (= 0 ~__ste_client_forwardReceiver2~0)) (or (not (= 0 |old(~__ste_client_forwardReceiver0~0)|)) (= 0 ~__ste_client_forwardReceiver0~0)) (or (not (= 0 |old(~__ste_client_forwardReceiver1~0)|)) (= 0 ~__ste_client_forwardReceiver1~0))) [2018-11-28 18:39:32,082 INFO L448 ceAbstractionStarter]: For program point rjhEnableForwardingFINAL(lines 839 848) no Hoare annotation was computed. [2018-11-28 18:39:32,082 INFO L448 ceAbstractionStarter]: For program point L945(lines 945 953) no Hoare annotation was computed. [2018-11-28 18:39:32,082 INFO L451 ceAbstractionStarter]: At program point setEmailFromENTRY(lines 941 956) the Hoare annotation is: true [2018-11-28 18:39:32,082 INFO L448 ceAbstractionStarter]: For program point setEmailFromEXIT(lines 941 956) no Hoare annotation was computed. [2018-11-28 18:39:32,082 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 952) no Hoare annotation was computed. [2018-11-28 18:39:32,082 INFO L448 ceAbstractionStarter]: For program point L948-2(lines 941 956) no Hoare annotation was computed. [2018-11-28 18:39:32,082 INFO L451 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-11-28 18:39:32,083 INFO L448 ceAbstractionStarter]: For program point L801-1(line 801) no Hoare annotation was computed. [2018-11-28 18:39:32,083 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 785 807) no Hoare annotation was computed. [2018-11-28 18:39:32,083 INFO L451 ceAbstractionStarter]: At program point setupENTRY(lines 785 807) the Hoare annotation is: true [2018-11-28 18:39:32,083 INFO L451 ceAbstractionStarter]: At program point L797(line 797) the Hoare annotation is: true [2018-11-28 18:39:32,083 INFO L448 ceAbstractionStarter]: For program point L797-1(line 797) no Hoare annotation was computed. [2018-11-28 18:39:32,083 INFO L448 ceAbstractionStarter]: For program point setupFINAL(lines 785 807) no Hoare annotation was computed. [2018-11-28 18:39:32,083 INFO L451 ceAbstractionStarter]: At program point L793(line 793) the Hoare annotation is: true [2018-11-28 18:39:32,083 INFO L448 ceAbstractionStarter]: For program point L793-1(line 793) no Hoare annotation was computed. [2018-11-28 18:39:32,083 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:39:32,084 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~__ste_client_forwardReceiver2~0) (= 0 ~__ste_client_forwardReceiver1~0) (= 0 ~__ste_client_forwardReceiver0~0)) [2018-11-28 18:39:32,084 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:39:32,084 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:39:32,084 INFO L448 ceAbstractionStarter]: For program point getEmailFromFINAL(lines 922 940) no Hoare annotation was computed. [2018-11-28 18:39:32,084 INFO L448 ceAbstractionStarter]: For program point L926(lines 926 937) no Hoare annotation was computed. [2018-11-28 18:39:32,084 INFO L448 ceAbstractionStarter]: For program point getEmailFromEXIT(lines 922 940) no Hoare annotation was computed. [2018-11-28 18:39:32,084 INFO L451 ceAbstractionStarter]: At program point getEmailFromENTRY(lines 922 940) the Hoare annotation is: true [2018-11-28 18:39:32,084 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2018-11-28 18:39:32,084 INFO L444 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: false [2018-11-28 18:39:32,084 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 117 134) no Hoare annotation was computed. [2018-11-28 18:39:32,085 INFO L448 ceAbstractionStarter]: For program point __utac_acc__DecryptForward_spec__1EXIT(lines 117 134) no Hoare annotation was computed. [2018-11-28 18:39:32,085 INFO L448 ceAbstractionStarter]: For program point L125(lines 125 131) no Hoare annotation was computed. [2018-11-28 18:39:32,085 INFO L451 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: true [2018-11-28 18:39:32,085 INFO L448 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-11-28 18:39:32,085 INFO L451 ceAbstractionStarter]: At program point __utac_acc__DecryptForward_spec__1ENTRY(lines 117 134) the Hoare annotation is: true [2018-11-28 18:39:32,085 INFO L448 ceAbstractionStarter]: For program point isReadableEXIT(lines 1482 1490) no Hoare annotation was computed. [2018-11-28 18:39:32,085 INFO L451 ceAbstractionStarter]: At program point isReadableENTRY(lines 1482 1490) the Hoare annotation is: true [2018-11-28 18:39:32,085 INFO L448 ceAbstractionStarter]: For program point isReadableFINAL(lines 1482 1490) no Hoare annotation was computed. [2018-11-28 18:39:32,085 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 106 113) no Hoare annotation was computed. [2018-11-28 18:39:32,086 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 110) no Hoare annotation was computed. [2018-11-28 18:39:32,086 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 106 113) the Hoare annotation is: true [2018-11-28 18:39:32,086 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 106 113) no Hoare annotation was computed. [2018-11-28 18:39:32,086 INFO L448 ceAbstractionStarter]: For program point queueFINAL(lines 638 647) no Hoare annotation was computed. [2018-11-28 18:39:32,086 INFO L451 ceAbstractionStarter]: At program point queueENTRY(lines 638 647) the Hoare annotation is: true [2018-11-28 18:39:32,086 INFO L448 ceAbstractionStarter]: For program point queueEXIT(lines 638 647) no Hoare annotation was computed. [2018-11-28 18:39:32,086 INFO L448 ceAbstractionStarter]: For program point L2578(lines 2578 2582) no Hoare annotation was computed. [2018-11-28 18:39:32,086 INFO L448 ceAbstractionStarter]: For program point L2578-2(lines 2568 2587) no Hoare annotation was computed. [2018-11-28 18:39:32,087 INFO L448 ceAbstractionStarter]: For program point L2575(lines 2575 2583) no Hoare annotation was computed. [2018-11-28 18:39:32,088 INFO L448 ceAbstractionStarter]: For program point L2572(lines 2572 2584) no Hoare annotation was computed. [2018-11-28 18:39:32,088 INFO L448 ceAbstractionStarter]: For program point setClientIdEXIT(lines 2568 2587) no Hoare annotation was computed. [2018-11-28 18:39:32,088 INFO L451 ceAbstractionStarter]: At program point setClientIdENTRY(lines 2568 2587) the Hoare annotation is: true [2018-11-28 18:39:32,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:39:32 BoogieIcfgContainer [2018-11-28 18:39:32,103 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:39:32,105 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:39:32,105 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:39:32,105 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:39:32,106 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:39:15" (3/4) ... [2018-11-28 18:39:32,110 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:39:32,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientForwardReceiver [2018-11-28 18:39:32,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2018-11-28 18:39:32,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:39:32,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getClientId [2018-11-28 18:39:32,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mail [2018-11-28 18:39:32,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:39:32,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_queued_client [2018-11-28 18:39:32,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure incoming__wrappee__AutoResponder [2018-11-28 18:39:32,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deliver [2018-11-28 18:39:32,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailId [2018-11-28 18:39:32,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:39:32,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup_chuck [2018-11-28 18:39:32,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup_rjh [2018-11-28 18:39:32,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2018-11-28 18:39:32,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bobToRjh [2018-11-28 18:39:32,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup_bob [2018-11-28 18:39:32,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getClientAutoResponse [2018-11-28 18:39:32,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:39:32,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure autoRespond [2018-11-28 18:39:32,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rjhSetAutoRespond [2018-11-28 18:39:32,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure incoming__wrappee__Base [2018-11-28 18:39:32,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getClientForwardReceiver [2018-11-28 18:39:32,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure incoming [2018-11-28 18:39:32,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure createEmail [2018-11-28 18:39:32,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:39:32,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printMail [2018-11-28 18:39:32,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure forward [2018-11-28 18:39:32,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2018-11-28 18:39:32,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2018-11-28 18:39:32,127 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_queue_empty [2018-11-28 18:39:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_queued_email [2018-11-28 18:39:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientAutoResponse [2018-11-28 18:39:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:39:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rjhEnableForwarding [2018-11-28 18:39:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2018-11-28 18:39:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:39:32,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2018-11-28 18:39:32,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__DecryptForward_spec__1 [2018-11-28 18:39:32,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2018-11-28 18:39:32,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:39:32,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure queue [2018-11-28 18:39:32,130 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2018-11-28 18:39:32,160 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2018-11-28 18:39:32,161 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-11-28 18:39:32,163 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-28 18:39:32,164 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:39:32,414 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:39:32,414 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:39:32,415 INFO L168 Benchmark]: Toolchain (without parser) took 20759.41 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 444.1 MB). Free memory was 946.0 MB in the beginning and 1.4 GB in the end (delta: -437.9 MB). Peak memory consumption was 596.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:39:32,416 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:39:32,416 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1180.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:39:32,417 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:39:32,417 INFO L168 Benchmark]: Boogie Preprocessor took 106.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:39:32,417 INFO L168 Benchmark]: RCFGBuilder took 2332.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:39:32,418 INFO L168 Benchmark]: TraceAbstraction took 16735.91 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 280.0 MB). Free memory was 1.0 GB in the beginning and 786.5 MB in the end (delta: 236.0 MB). Peak memory consumption was 516.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:39:32,418 INFO L168 Benchmark]: Witness Printer took 309.56 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 15.2 MB). Free memory was 786.5 MB in the beginning and 1.4 GB in the end (delta: -597.4 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:39:32,421 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1180.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 106.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2332.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16735.91 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 280.0 MB). Free memory was 1.0 GB in the beginning and 786.5 MB in the end (delta: 236.0 MB). Peak memory consumption was 516.0 MB. Max. memory is 11.5 GB. * Witness Printer took 309.56 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 15.2 MB). Free memory was 786.5 MB in the beginning and 1.4 GB in the end (delta: -597.4 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 110]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1330]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1410]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1341]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1388]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1399]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1363]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1377]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 258 locations, 1 error locations. SAFE Result, 16.6s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 6.2s AutomataDifference, 0.0s DeadEndRemovalTime, 3.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 4131 SDtfs, 1085 SDslu, 11378 SDs, 0 SdLazy, 674 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7924occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 13 MinimizatonAttempts, 129 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 103 LocationsWithAnnotation, 5282 PreInvPairs, 8582 NumberOfFragments, 365 HoareAnnotationTreeSize, 5282 FomulaSimplifications, 2212 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 103 FomulaSimplificationsInter, 5977 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 2009 NumberOfCodeBlocks, 2009 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1996 ConstructedInterpolants, 0 QuantifiedInterpolants, 371068 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 282/282 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...