/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:00:22,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:00:22,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:00:22,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:00:22,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:00:22,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:00:22,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:00:22,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:00:22,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:00:22,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:00:22,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:00:22,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:00:22,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:00:22,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:00:22,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:00:22,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:00:22,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:00:22,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:00:22,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:00:22,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:00:22,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:00:22,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:00:22,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:00:22,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:00:22,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:00:22,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:00:22,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:00:22,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:00:22,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:00:22,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:00:22,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:00:22,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:00:22,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:00:22,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:00:22,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:00:22,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:00:22,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:00:22,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:00:22,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:00:22,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:00:22,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:00:22,858 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 13:00:22,874 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:00:22,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:00:22,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:00:22,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:00:22,879 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:00:22,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:00:22,879 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:00:22,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:00:22,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:00:22,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:00:22,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:00:22,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:00:22,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:00:22,880 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:00:22,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:00:22,880 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:00:22,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:00:22,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:00:22,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:00:22,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:00:22,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:00:22,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:00:22,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:00:22,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:00:22,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:00:22,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:00:22,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:22,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:00:22,883 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:00:22,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 13:00:23,176 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:00:23,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:00:23,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:00:23,196 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:00:23,196 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:00:23,197 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-07-20 13:00:23,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1022b72a7/ebe7abcc44ba49319680d43064aaeb6a/FLAGa5bb51819 [2020-07-20 13:00:23,923 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:00:23,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-07-20 13:00:23,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1022b72a7/ebe7abcc44ba49319680d43064aaeb6a/FLAGa5bb51819 [2020-07-20 13:00:24,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1022b72a7/ebe7abcc44ba49319680d43064aaeb6a [2020-07-20 13:00:24,209 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:00:24,211 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:00:24,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:00:24,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:00:24,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:00:24,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34c8121f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24, skipping insertion in model container [2020-07-20 13:00:24,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:00:24,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:00:25,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:00:25,031 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:00:25,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:00:25,199 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:00:25,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:25 WrapperNode [2020-07-20 13:00:25,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:00:25,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:00:25,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:00:25,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:00:25,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:25" (1/1) ... [2020-07-20 13:00:25,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:25" (1/1) ... [2020-07-20 13:00:25,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:25" (1/1) ... [2020-07-20 13:00:25,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:25" (1/1) ... [2020-07-20 13:00:25,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:25" (1/1) ... [2020-07-20 13:00:25,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:25" (1/1) ... [2020-07-20 13:00:25,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:25" (1/1) ... [2020-07-20 13:00:25,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:00:25,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:00:25,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:00:25,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:00:25,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:25" (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 [2020-07-20 13:00:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:00:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:00:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:00:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-07-20 13:00:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-07-20 13:00:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-07-20 13:00:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-07-20 13:00:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-07-20 13:00:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:00:25,463 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:00:25,463 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-07-20 13:00:25,464 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:00:25,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:00:25,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:00:25,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:00:25,465 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:00:25,465 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-07-20 13:00:25,465 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-07-20 13:00:25,466 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-07-20 13:00:25,466 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-07-20 13:00:25,466 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-07-20 13:00:25,466 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-07-20 13:00:25,467 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-07-20 13:00:25,467 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-07-20 13:00:25,467 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-07-20 13:00:25,468 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-07-20 13:00:25,468 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-07-20 13:00:25,468 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-07-20 13:00:25,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-07-20 13:00:25,469 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-07-20 13:00:25,470 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-07-20 13:00:25,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-07-20 13:00:25,470 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-07-20 13:00:25,471 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-07-20 13:00:25,471 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-07-20 13:00:25,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-07-20 13:00:25,471 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-07-20 13:00:25,472 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-07-20 13:00:25,472 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-07-20 13:00:25,472 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-07-20 13:00:25,472 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-07-20 13:00:25,473 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-07-20 13:00:25,473 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-07-20 13:00:25,473 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-07-20 13:00:25,473 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-07-20 13:00:25,473 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-07-20 13:00:25,473 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-07-20 13:00:25,474 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-07-20 13:00:25,474 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-07-20 13:00:25,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-07-20 13:00:25,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:00:25,474 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-07-20 13:00:25,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:00:25,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:00:25,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:00:25,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:00:25,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:00:25,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:00:25,476 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-07-20 13:00:25,476 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-07-20 13:00:25,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-07-20 13:00:25,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-07-20 13:00:25,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-07-20 13:00:25,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-07-20 13:00:25,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-07-20 13:00:25,478 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-07-20 13:00:25,478 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-07-20 13:00:25,478 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-07-20 13:00:25,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-07-20 13:00:25,479 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-07-20 13:00:25,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-07-20 13:00:25,479 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-07-20 13:00:25,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-07-20 13:00:25,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-07-20 13:00:25,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-07-20 13:00:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-07-20 13:00:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-07-20 13:00:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-07-20 13:00:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-07-20 13:00:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-07-20 13:00:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-07-20 13:00:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-07-20 13:00:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-07-20 13:00:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-07-20 13:00:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-07-20 13:00:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-07-20 13:00:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-07-20 13:00:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-07-20 13:00:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-07-20 13:00:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-07-20 13:00:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-07-20 13:00:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:00:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:00:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:00:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-07-20 13:00:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-07-20 13:00:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-07-20 13:00:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:00:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:00:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:00:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-07-20 13:00:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-07-20 13:00:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-07-20 13:00:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-07-20 13:00:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-07-20 13:00:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-07-20 13:00:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-07-20 13:00:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-07-20 13:00:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-07-20 13:00:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-07-20 13:00:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:00:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:00:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:00:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-07-20 13:00:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:00:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:00:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-07-20 13:00:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-07-20 13:00:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-07-20 13:00:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-07-20 13:00:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-07-20 13:00:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-07-20 13:00:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-07-20 13:00:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-07-20 13:00:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-07-20 13:00:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-07-20 13:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-07-20 13:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-07-20 13:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-07-20 13:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-07-20 13:00:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-07-20 13:00:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-07-20 13:00:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-07-20 13:00:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-07-20 13:00:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-07-20 13:00:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-07-20 13:00:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-07-20 13:00:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-07-20 13:00:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-07-20 13:00:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-07-20 13:00:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-07-20 13:00:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-07-20 13:00:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-07-20 13:00:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-07-20 13:00:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-07-20 13:00:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-07-20 13:00:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-07-20 13:00:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-07-20 13:00:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-07-20 13:00:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:00:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-07-20 13:00:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-07-20 13:00:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:00:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:00:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:00:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:00:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:00:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:00:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:00:25,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:00:25,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:00:25,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:00:25,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:00:25,523 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:00:25,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:00:25,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:00:25,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:00:25,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:00:25,524 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-07-20 13:00:25,524 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-07-20 13:00:25,524 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-07-20 13:00:25,524 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-07-20 13:00:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-07-20 13:00:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-07-20 13:00:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-07-20 13:00:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-07-20 13:00:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-07-20 13:00:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-07-20 13:00:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-07-20 13:00:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-07-20 13:00:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-07-20 13:00:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-07-20 13:00:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-07-20 13:00:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-07-20 13:00:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-07-20 13:00:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-07-20 13:00:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-07-20 13:00:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-07-20 13:00:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-07-20 13:00:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-07-20 13:00:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-07-20 13:00:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-07-20 13:00:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-07-20 13:00:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-07-20 13:00:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:00:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:00:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:00:27,432 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:00:27,432 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-20 13:00:27,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:00:27 BoogieIcfgContainer [2020-07-20 13:00:27,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:00:27,439 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:00:27,439 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:00:27,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:00:27,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:00:24" (1/3) ... [2020-07-20 13:00:27,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7183209b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:00:27, skipping insertion in model container [2020-07-20 13:00:27,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:25" (2/3) ... [2020-07-20 13:00:27,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7183209b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:00:27, skipping insertion in model container [2020-07-20 13:00:27,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:00:27" (3/3) ... [2020-07-20 13:00:27,446 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-07-20 13:00:27,456 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:00:27,466 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:00:27,480 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:00:27,509 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:00:27,509 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:00:27,509 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:00:27,509 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:00:27,509 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:00:27,509 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:00:27,509 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:00:27,510 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:00:27,536 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states. [2020-07-20 13:00:27,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-07-20 13:00:27,550 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:27,552 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:27,552 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:27,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:27,559 INFO L82 PathProgramCache]: Analyzing trace with hash -1055446932, now seen corresponding path program 1 times [2020-07-20 13:00:27,569 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:27,570 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [477938258] [2020-07-20 13:00:27,570 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:28,606 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:28,606 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:28,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 1758 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:00:28,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:28,687 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:28,687 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:28,688 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [477938258] [2020-07-20 13:00:28,689 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:28,689 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:00:28,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692502618] [2020-07-20 13:00:28,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:00:28,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:28,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:00:28,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:00:28,711 INFO L87 Difference]: Start difference. First operand 220 states. Second operand 2 states. [2020-07-20 13:00:28,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:28,756 INFO L93 Difference]: Finished difference Result 336 states and 417 transitions. [2020-07-20 13:00:28,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:00:28,757 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 125 [2020-07-20 13:00:28,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:28,771 INFO L225 Difference]: With dead ends: 336 [2020-07-20 13:00:28,771 INFO L226 Difference]: Without dead ends: 200 [2020-07-20 13:00:28,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:00:28,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2020-07-20 13:00:28,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2020-07-20 13:00:28,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2020-07-20 13:00:28,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 248 transitions. [2020-07-20 13:00:28,838 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 248 transitions. Word has length 125 [2020-07-20 13:00:28,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:28,840 INFO L479 AbstractCegarLoop]: Abstraction has 200 states and 248 transitions. [2020-07-20 13:00:28,842 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:00:28,842 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 248 transitions. [2020-07-20 13:00:28,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-07-20 13:00:28,849 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:28,849 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:29,063 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:29,064 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:29,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:29,066 INFO L82 PathProgramCache]: Analyzing trace with hash -121667894, now seen corresponding path program 1 times [2020-07-20 13:00:29,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:29,067 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [132644080] [2020-07-20 13:00:29,067 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:29,631 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:29,631 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:29,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 1586 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:00:29,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:29,718 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:29,718 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:29,719 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [132644080] [2020-07-20 13:00:29,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:29,719 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:29,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609377391] [2020-07-20 13:00:29,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:29,722 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:29,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:29,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:29,724 INFO L87 Difference]: Start difference. First operand 200 states and 248 transitions. Second operand 3 states. [2020-07-20 13:00:29,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:29,781 INFO L93 Difference]: Finished difference Result 319 states and 385 transitions. [2020-07-20 13:00:29,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:29,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2020-07-20 13:00:29,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:29,785 INFO L225 Difference]: With dead ends: 319 [2020-07-20 13:00:29,785 INFO L226 Difference]: Without dead ends: 203 [2020-07-20 13:00:29,788 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:29,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2020-07-20 13:00:29,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 202. [2020-07-20 13:00:29,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-07-20 13:00:29,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 250 transitions. [2020-07-20 13:00:29,824 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 250 transitions. Word has length 126 [2020-07-20 13:00:29,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:29,826 INFO L479 AbstractCegarLoop]: Abstraction has 202 states and 250 transitions. [2020-07-20 13:00:29,826 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:29,826 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 250 transitions. [2020-07-20 13:00:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-07-20 13:00:29,834 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:29,835 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:30,052 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:30,053 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:30,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:30,054 INFO L82 PathProgramCache]: Analyzing trace with hash 164607131, now seen corresponding path program 1 times [2020-07-20 13:00:30,055 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:30,055 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1289608185] [2020-07-20 13:00:30,056 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:30,535 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:30,535 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:30,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 1596 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:30,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:30,598 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:30,599 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 13:00:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:30,805 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1289608185] [2020-07-20 13:00:30,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 13:00:30,806 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2020-07-20 13:00:30,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204661953] [2020-07-20 13:00:30,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:00:30,807 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:30,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:00:30,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:00:30,808 INFO L87 Difference]: Start difference. First operand 202 states and 250 transitions. Second operand 6 states. [2020-07-20 13:00:30,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:30,862 INFO L93 Difference]: Finished difference Result 402 states and 539 transitions. [2020-07-20 13:00:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:00:30,863 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2020-07-20 13:00:30,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:30,867 INFO L225 Difference]: With dead ends: 402 [2020-07-20 13:00:30,867 INFO L226 Difference]: Without dead ends: 286 [2020-07-20 13:00:30,869 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:00:30,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-07-20 13:00:30,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 283. [2020-07-20 13:00:30,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2020-07-20 13:00:30,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 400 transitions. [2020-07-20 13:00:30,887 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 400 transitions. Word has length 131 [2020-07-20 13:00:30,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:30,888 INFO L479 AbstractCegarLoop]: Abstraction has 283 states and 400 transitions. [2020-07-20 13:00:30,888 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:00:30,888 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 400 transitions. [2020-07-20 13:00:30,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-07-20 13:00:30,890 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:30,891 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:31,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:31,104 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:31,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:31,105 INFO L82 PathProgramCache]: Analyzing trace with hash -648727377, now seen corresponding path program 1 times [2020-07-20 13:00:31,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:31,106 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1765198375] [2020-07-20 13:00:31,106 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:31,578 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:31,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:31,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 1527 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:31,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:31,618 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:31,619 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:31,619 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1765198375] [2020-07-20 13:00:31,619 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:31,620 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:31,620 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141194182] [2020-07-20 13:00:31,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:31,621 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:31,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:31,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:31,621 INFO L87 Difference]: Start difference. First operand 283 states and 400 transitions. Second operand 3 states. [2020-07-20 13:00:31,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:31,641 INFO L93 Difference]: Finished difference Result 594 states and 888 transitions. [2020-07-20 13:00:31,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:31,642 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 138 [2020-07-20 13:00:31,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:31,645 INFO L225 Difference]: With dead ends: 594 [2020-07-20 13:00:31,645 INFO L226 Difference]: Without dead ends: 364 [2020-07-20 13:00:31,647 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:31,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-07-20 13:00:31,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 363. [2020-07-20 13:00:31,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2020-07-20 13:00:31,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 543 transitions. [2020-07-20 13:00:31,665 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 543 transitions. Word has length 138 [2020-07-20 13:00:31,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:31,666 INFO L479 AbstractCegarLoop]: Abstraction has 363 states and 543 transitions. [2020-07-20 13:00:31,666 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:31,666 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 543 transitions. [2020-07-20 13:00:31,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-07-20 13:00:31,668 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:31,668 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:31,881 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:31,882 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:31,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:31,883 INFO L82 PathProgramCache]: Analyzing trace with hash 745722099, now seen corresponding path program 1 times [2020-07-20 13:00:31,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:31,884 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [683895865] [2020-07-20 13:00:31,884 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:32,398 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:32,399 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:32,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:32,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:32,440 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:32,441 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:32,441 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [683895865] [2020-07-20 13:00:32,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:32,442 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:32,442 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005315826] [2020-07-20 13:00:32,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:32,443 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:32,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:32,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:32,443 INFO L87 Difference]: Start difference. First operand 363 states and 543 transitions. Second operand 3 states. [2020-07-20 13:00:32,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:32,467 INFO L93 Difference]: Finished difference Result 784 states and 1233 transitions. [2020-07-20 13:00:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:32,468 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2020-07-20 13:00:32,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:32,472 INFO L225 Difference]: With dead ends: 784 [2020-07-20 13:00:32,472 INFO L226 Difference]: Without dead ends: 486 [2020-07-20 13:00:32,474 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:32,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2020-07-20 13:00:32,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 485. [2020-07-20 13:00:32,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 485 states. [2020-07-20 13:00:32,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 760 transitions. [2020-07-20 13:00:32,494 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 760 transitions. Word has length 139 [2020-07-20 13:00:32,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:32,494 INFO L479 AbstractCegarLoop]: Abstraction has 485 states and 760 transitions. [2020-07-20 13:00:32,494 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:32,494 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 760 transitions. [2020-07-20 13:00:32,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-07-20 13:00:32,497 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:32,497 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:32,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:32,712 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:32,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:32,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1007367825, now seen corresponding path program 1 times [2020-07-20 13:00:32,713 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:32,714 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1813166941] [2020-07-20 13:00:32,714 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:33,277 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:33,277 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:33,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 1537 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:33,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:33,313 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:33,313 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:33,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1813166941] [2020-07-20 13:00:33,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:33,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:33,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501766669] [2020-07-20 13:00:33,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:33,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:33,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:33,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:33,316 INFO L87 Difference]: Start difference. First operand 485 states and 760 transitions. Second operand 3 states. [2020-07-20 13:00:33,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:33,354 INFO L93 Difference]: Finished difference Result 1091 states and 1779 transitions. [2020-07-20 13:00:33,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:33,355 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140 [2020-07-20 13:00:33,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:33,360 INFO L225 Difference]: With dead ends: 1091 [2020-07-20 13:00:33,360 INFO L226 Difference]: Without dead ends: 690 [2020-07-20 13:00:33,361 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:33,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2020-07-20 13:00:33,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 689. [2020-07-20 13:00:33,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 689 states. [2020-07-20 13:00:33,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 1113 transitions. [2020-07-20 13:00:33,392 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 1113 transitions. Word has length 140 [2020-07-20 13:00:33,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:33,393 INFO L479 AbstractCegarLoop]: Abstraction has 689 states and 1113 transitions. [2020-07-20 13:00:33,393 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:33,393 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1113 transitions. [2020-07-20 13:00:33,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-07-20 13:00:33,396 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:33,396 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:33,601 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:33,602 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:33,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:33,603 INFO L82 PathProgramCache]: Analyzing trace with hash -529923309, now seen corresponding path program 1 times [2020-07-20 13:00:33,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:33,604 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1947279706] [2020-07-20 13:00:33,604 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:34,032 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:34,032 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:34,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 1544 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:34,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:34,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:34,080 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:34,081 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1947279706] [2020-07-20 13:00:34,081 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:34,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:34,081 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072195771] [2020-07-20 13:00:34,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:34,082 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:34,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:34,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:34,083 INFO L87 Difference]: Start difference. First operand 689 states and 1113 transitions. Second operand 3 states. [2020-07-20 13:00:34,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:34,126 INFO L93 Difference]: Finished difference Result 1580 states and 2634 transitions. [2020-07-20 13:00:34,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:34,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2020-07-20 13:00:34,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:34,133 INFO L225 Difference]: With dead ends: 1580 [2020-07-20 13:00:34,134 INFO L226 Difference]: Without dead ends: 1017 [2020-07-20 13:00:34,136 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:34,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2020-07-20 13:00:34,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 1016. [2020-07-20 13:00:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1016 states. [2020-07-20 13:00:34,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 1016 states and 1670 transitions. [2020-07-20 13:00:34,186 INFO L78 Accepts]: Start accepts. Automaton has 1016 states and 1670 transitions. Word has length 141 [2020-07-20 13:00:34,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:34,186 INFO L479 AbstractCegarLoop]: Abstraction has 1016 states and 1670 transitions. [2020-07-20 13:00:34,186 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:34,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1670 transitions. [2020-07-20 13:00:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-07-20 13:00:34,191 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:34,191 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:34,404 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:34,405 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:34,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:34,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1634062157, now seen corresponding path program 1 times [2020-07-20 13:00:34,406 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:34,407 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [770361469] [2020-07-20 13:00:34,407 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:34,886 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:34,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:34,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 1549 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:34,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:34,918 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:34,918 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:34,919 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [770361469] [2020-07-20 13:00:34,919 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:34,919 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:34,919 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200921272] [2020-07-20 13:00:34,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:34,920 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:34,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:34,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:34,920 INFO L87 Difference]: Start difference. First operand 1016 states and 1670 transitions. Second operand 3 states. [2020-07-20 13:00:34,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:34,984 INFO L93 Difference]: Finished difference Result 2376 states and 4009 transitions. [2020-07-20 13:00:34,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:34,985 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-07-20 13:00:34,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:34,994 INFO L225 Difference]: With dead ends: 2376 [2020-07-20 13:00:34,995 INFO L226 Difference]: Without dead ends: 1557 [2020-07-20 13:00:34,997 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:34,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1557 states. [2020-07-20 13:00:35,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1557 to 1556. [2020-07-20 13:00:35,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1556 states. [2020-07-20 13:00:35,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1556 states and 2580 transitions. [2020-07-20 13:00:35,072 INFO L78 Accepts]: Start accepts. Automaton has 1556 states and 2580 transitions. Word has length 142 [2020-07-20 13:00:35,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:35,073 INFO L479 AbstractCegarLoop]: Abstraction has 1556 states and 2580 transitions. [2020-07-20 13:00:35,073 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:35,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 2580 transitions. [2020-07-20 13:00:35,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-07-20 13:00:35,079 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:35,079 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:35,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:35,295 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:35,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:35,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1940616975, now seen corresponding path program 1 times [2020-07-20 13:00:35,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:35,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [465694310] [2020-07-20 13:00:35,297 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:35,813 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:35,814 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:35,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 1554 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:35,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:35,902 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:35,902 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:35,903 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [465694310] [2020-07-20 13:00:35,903 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:35,903 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:35,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028367962] [2020-07-20 13:00:35,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:35,904 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:35,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:35,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:35,906 INFO L87 Difference]: Start difference. First operand 1556 states and 2580 transitions. Second operand 3 states. [2020-07-20 13:00:36,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:36,023 INFO L93 Difference]: Finished difference Result 3735 states and 6333 transitions. [2020-07-20 13:00:36,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:36,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 143 [2020-07-20 13:00:36,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:36,039 INFO L225 Difference]: With dead ends: 3735 [2020-07-20 13:00:36,039 INFO L226 Difference]: Without dead ends: 2484 [2020-07-20 13:00:36,045 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:36,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2020-07-20 13:00:36,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2483. [2020-07-20 13:00:36,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2483 states. [2020-07-20 13:00:36,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2483 states and 4130 transitions. [2020-07-20 13:00:36,180 INFO L78 Accepts]: Start accepts. Automaton has 2483 states and 4130 transitions. Word has length 143 [2020-07-20 13:00:36,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:36,181 INFO L479 AbstractCegarLoop]: Abstraction has 2483 states and 4130 transitions. [2020-07-20 13:00:36,181 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:36,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 4130 transitions. [2020-07-20 13:00:36,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-07-20 13:00:36,192 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:36,192 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:36,405 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:36,406 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:36,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:36,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1565504213, now seen corresponding path program 1 times [2020-07-20 13:00:36,407 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:36,408 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [646583274] [2020-07-20 13:00:36,408 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:36,868 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:36,868 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:36,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 1559 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:36,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:36,897 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:36,897 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:36,897 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [646583274] [2020-07-20 13:00:36,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:36,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:36,898 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752766360] [2020-07-20 13:00:36,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:36,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:36,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:36,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:36,899 INFO L87 Difference]: Start difference. First operand 2483 states and 4130 transitions. Second operand 3 states. [2020-07-20 13:00:37,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:37,040 INFO L93 Difference]: Finished difference Result 6161 states and 10441 transitions. [2020-07-20 13:00:37,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:37,040 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2020-07-20 13:00:37,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:37,064 INFO L225 Difference]: With dead ends: 6161 [2020-07-20 13:00:37,064 INFO L226 Difference]: Without dead ends: 4136 [2020-07-20 13:00:37,070 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:37,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4136 states. [2020-07-20 13:00:37,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4136 to 4135. [2020-07-20 13:00:37,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4135 states. [2020-07-20 13:00:37,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 4135 states and 6871 transitions. [2020-07-20 13:00:37,320 INFO L78 Accepts]: Start accepts. Automaton has 4135 states and 6871 transitions. Word has length 144 [2020-07-20 13:00:37,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:37,321 INFO L479 AbstractCegarLoop]: Abstraction has 4135 states and 6871 transitions. [2020-07-20 13:00:37,321 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:37,321 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 6871 transitions. [2020-07-20 13:00:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-07-20 13:00:37,335 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:37,336 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:37,549 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:37,550 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:37,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:37,550 INFO L82 PathProgramCache]: Analyzing trace with hash -440043825, now seen corresponding path program 1 times [2020-07-20 13:00:37,551 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:37,551 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [439751144] [2020-07-20 13:00:37,551 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:38,011 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:38,011 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:38,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 1632 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:38,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:38,050 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:38,050 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [439751144] [2020-07-20 13:00:38,050 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:38,050 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:38,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768968055] [2020-07-20 13:00:38,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:38,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:38,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:38,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:38,052 INFO L87 Difference]: Start difference. First operand 4135 states and 6871 transitions. Second operand 3 states. [2020-07-20 13:00:38,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:38,259 INFO L93 Difference]: Finished difference Result 10642 states and 17944 transitions. [2020-07-20 13:00:38,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:38,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2020-07-20 13:00:38,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:38,302 INFO L225 Difference]: With dead ends: 10642 [2020-07-20 13:00:38,303 INFO L226 Difference]: Without dead ends: 7171 [2020-07-20 13:00:38,318 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:38,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7171 states. [2020-07-20 13:00:38,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7171 to 7170. [2020-07-20 13:00:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7170 states. [2020-07-20 13:00:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7170 states to 7170 states and 11858 transitions. [2020-07-20 13:00:38,807 INFO L78 Accepts]: Start accepts. Automaton has 7170 states and 11858 transitions. Word has length 145 [2020-07-20 13:00:38,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:38,808 INFO L479 AbstractCegarLoop]: Abstraction has 7170 states and 11858 transitions. [2020-07-20 13:00:38,808 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:38,808 INFO L276 IsEmpty]: Start isEmpty. Operand 7170 states and 11858 transitions. [2020-07-20 13:00:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-07-20 13:00:38,829 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:38,829 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:39,043 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:39,044 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:39,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:39,045 INFO L82 PathProgramCache]: Analyzing trace with hash -453334006, now seen corresponding path program 2 times [2020-07-20 13:00:39,045 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:39,045 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [27557851] [2020-07-20 13:00:39,046 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:39,309 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 1 check-sat command(s) [2020-07-20 13:00:39,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:39,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:00:39,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:39,335 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-07-20 13:00:39,336 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:39,336 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [27557851] [2020-07-20 13:00:39,336 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:39,336 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:39,337 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604635530] [2020-07-20 13:00:39,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:39,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:39,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:39,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:39,338 INFO L87 Difference]: Start difference. First operand 7170 states and 11858 transitions. Second operand 3 states. [2020-07-20 13:00:39,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:39,547 INFO L93 Difference]: Finished difference Result 13258 states and 22082 transitions. [2020-07-20 13:00:39,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:39,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2020-07-20 13:00:39,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:39,588 INFO L225 Difference]: With dead ends: 13258 [2020-07-20 13:00:39,588 INFO L226 Difference]: Without dead ends: 7171 [2020-07-20 13:00:39,603 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:39,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7171 states. [2020-07-20 13:00:40,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7171 to 7170. [2020-07-20 13:00:40,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7170 states. [2020-07-20 13:00:40,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7170 states to 7170 states and 11721 transitions. [2020-07-20 13:00:40,105 INFO L78 Accepts]: Start accepts. Automaton has 7170 states and 11721 transitions. Word has length 146 [2020-07-20 13:00:40,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:40,105 INFO L479 AbstractCegarLoop]: Abstraction has 7170 states and 11721 transitions. [2020-07-20 13:00:40,106 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:40,106 INFO L276 IsEmpty]: Start isEmpty. Operand 7170 states and 11721 transitions. [2020-07-20 13:00:40,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-07-20 13:00:40,126 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:40,126 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:40,339 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:40,340 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:40,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:40,341 INFO L82 PathProgramCache]: Analyzing trace with hash -1758339849, now seen corresponding path program 1 times [2020-07-20 13:00:40,341 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:40,341 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2127196255] [2020-07-20 13:00:40,342 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:40,810 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:40,810 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:40,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 1637 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:40,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:40,848 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:40,849 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:40,849 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2127196255] [2020-07-20 13:00:40,849 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:40,849 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:40,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283700294] [2020-07-20 13:00:40,850 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:40,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:40,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:40,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:40,851 INFO L87 Difference]: Start difference. First operand 7170 states and 11721 transitions. Second operand 3 states. [2020-07-20 13:00:41,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:41,199 INFO L93 Difference]: Finished difference Result 19110 states and 31538 transitions. [2020-07-20 13:00:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:41,199 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2020-07-20 13:00:41,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:41,239 INFO L225 Difference]: With dead ends: 19110 [2020-07-20 13:00:41,240 INFO L226 Difference]: Without dead ends: 12871 [2020-07-20 13:00:41,260 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:41,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12871 states. [2020-07-20 13:00:42,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12871 to 12870. [2020-07-20 13:00:42,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12870 states. [2020-07-20 13:00:42,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12870 states to 12870 states and 20840 transitions. [2020-07-20 13:00:42,404 INFO L78 Accepts]: Start accepts. Automaton has 12870 states and 20840 transitions. Word has length 146 [2020-07-20 13:00:42,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:42,405 INFO L479 AbstractCegarLoop]: Abstraction has 12870 states and 20840 transitions. [2020-07-20 13:00:42,405 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:42,405 INFO L276 IsEmpty]: Start isEmpty. Operand 12870 states and 20840 transitions. [2020-07-20 13:00:42,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-07-20 13:00:42,443 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:42,444 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:42,658 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:42,659 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:42,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:42,659 INFO L82 PathProgramCache]: Analyzing trace with hash 347516077, now seen corresponding path program 1 times [2020-07-20 13:00:42,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:42,660 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768759203] [2020-07-20 13:00:42,660 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:43,162 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:43,163 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:43,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 1642 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:43,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:43,193 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:43,193 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:43,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768759203] [2020-07-20 13:00:43,194 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:43,194 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:43,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870474177] [2020-07-20 13:00:43,195 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:43,195 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:43,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:43,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:43,195 INFO L87 Difference]: Start difference. First operand 12870 states and 20840 transitions. Second operand 3 states. [2020-07-20 13:00:43,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:43,718 INFO L93 Difference]: Finished difference Result 35337 states and 57535 transitions. [2020-07-20 13:00:43,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:43,718 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2020-07-20 13:00:43,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:43,804 INFO L225 Difference]: With dead ends: 35337 [2020-07-20 13:00:43,805 INFO L226 Difference]: Without dead ends: 23734 [2020-07-20 13:00:43,838 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:43,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23734 states. [2020-07-20 13:00:44,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23734 to 23733. [2020-07-20 13:00:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23733 states. [2020-07-20 13:00:44,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23733 states to 23733 states and 37931 transitions. [2020-07-20 13:00:44,965 INFO L78 Accepts]: Start accepts. Automaton has 23733 states and 37931 transitions. Word has length 147 [2020-07-20 13:00:44,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:44,966 INFO L479 AbstractCegarLoop]: Abstraction has 23733 states and 37931 transitions. [2020-07-20 13:00:44,966 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:44,966 INFO L276 IsEmpty]: Start isEmpty. Operand 23733 states and 37931 transitions. [2020-07-20 13:00:45,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-07-20 13:00:45,014 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:45,014 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:45,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:45,229 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:45,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:45,230 INFO L82 PathProgramCache]: Analyzing trace with hash 96915225, now seen corresponding path program 1 times [2020-07-20 13:00:45,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:45,230 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [868089818] [2020-07-20 13:00:45,231 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:45,705 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 13:00:45,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:45,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 1647 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:00:45,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:45,737 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-20 13:00:45,738 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:45,738 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [868089818] [2020-07-20 13:00:45,738 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:45,738 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:45,739 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478158867] [2020-07-20 13:00:45,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:45,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:45,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:45,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:45,740 INFO L87 Difference]: Start difference. First operand 23733 states and 37931 transitions. Second operand 3 states. [2020-07-20 13:00:46,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:46,670 INFO L93 Difference]: Finished difference Result 44710 states and 71350 transitions. [2020-07-20 13:00:46,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:46,670 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2020-07-20 13:00:46,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:46,806 INFO L225 Difference]: With dead ends: 44710 [2020-07-20 13:00:46,806 INFO L226 Difference]: Without dead ends: 44594 [2020-07-20 13:00:46,825 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:46,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44594 states. [2020-07-20 13:00:49,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44594 to 44593. [2020-07-20 13:00:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44593 states. [2020-07-20 13:00:49,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44593 states to 44593 states and 70124 transitions. [2020-07-20 13:00:49,284 INFO L78 Accepts]: Start accepts. Automaton has 44593 states and 70124 transitions. Word has length 148 [2020-07-20 13:00:49,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:49,285 INFO L479 AbstractCegarLoop]: Abstraction has 44593 states and 70124 transitions. [2020-07-20 13:00:49,285 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:49,285 INFO L276 IsEmpty]: Start isEmpty. Operand 44593 states and 70124 transitions. [2020-07-20 13:00:49,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-07-20 13:00:49,380 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:49,381 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:49,593 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:49,594 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:49,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:49,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1436682891, now seen corresponding path program 1 times [2020-07-20 13:00:49,595 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:49,595 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1021155513] [2020-07-20 13:00:49,596 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:50,245 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:50,246 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:50,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 13:00:50,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:50,325 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-20 13:00:50,325 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:50,327 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1021155513] [2020-07-20 13:00:50,328 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:50,329 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 13:00:50,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102177291] [2020-07-20 13:00:50,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-20 13:00:50,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:50,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-20 13:00:50,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-20 13:00:50,331 INFO L87 Difference]: Start difference. First operand 44593 states and 70124 transitions. Second operand 7 states. [2020-07-20 13:00:52,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:52,290 INFO L93 Difference]: Finished difference Result 89165 states and 140228 transitions. [2020-07-20 13:00:52,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:00:52,291 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 149 [2020-07-20 13:00:52,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:52,428 INFO L225 Difference]: With dead ends: 89165 [2020-07-20 13:00:52,429 INFO L226 Difference]: Without dead ends: 44601 [2020-07-20 13:00:52,518 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-20 13:00:52,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44601 states. [2020-07-20 13:00:54,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44601 to 44601. [2020-07-20 13:00:54,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44601 states. [2020-07-20 13:00:54,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44601 states to 44601 states and 70134 transitions. [2020-07-20 13:00:54,435 INFO L78 Accepts]: Start accepts. Automaton has 44601 states and 70134 transitions. Word has length 149 [2020-07-20 13:00:54,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:54,436 INFO L479 AbstractCegarLoop]: Abstraction has 44601 states and 70134 transitions. [2020-07-20 13:00:54,436 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-20 13:00:54,436 INFO L276 IsEmpty]: Start isEmpty. Operand 44601 states and 70134 transitions. [2020-07-20 13:00:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-20 13:00:54,477 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:54,477 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:54,690 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:54,691 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:54,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:54,692 INFO L82 PathProgramCache]: Analyzing trace with hash 495034120, now seen corresponding path program 1 times [2020-07-20 13:00:54,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:54,692 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1991192006] [2020-07-20 13:00:54,693 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:55,318 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:55,318 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:55,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 1810 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 13:00:55,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-07-20 13:00:55,389 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:55,389 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1991192006] [2020-07-20 13:00:55,389 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:55,389 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 13:00:55,390 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536338901] [2020-07-20 13:00:55,390 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-20 13:00:55,390 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:55,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-20 13:00:55,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-20 13:00:55,391 INFO L87 Difference]: Start difference. First operand 44601 states and 70134 transitions. Second operand 7 states. [2020-07-20 13:00:59,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:59,062 INFO L93 Difference]: Finished difference Result 89161 states and 140221 transitions. [2020-07-20 13:00:59,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:00:59,064 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 150 [2020-07-20 13:00:59,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:59,161 INFO L225 Difference]: With dead ends: 89161 [2020-07-20 13:00:59,161 INFO L226 Difference]: Without dead ends: 44605 [2020-07-20 13:00:59,219 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-20 13:00:59,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44605 states. [2020-07-20 13:01:00,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44605 to 44605. [2020-07-20 13:01:00,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44605 states. [2020-07-20 13:01:00,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44605 states to 44605 states and 70138 transitions. [2020-07-20 13:01:00,819 INFO L78 Accepts]: Start accepts. Automaton has 44605 states and 70138 transitions. Word has length 150 [2020-07-20 13:01:00,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:00,819 INFO L479 AbstractCegarLoop]: Abstraction has 44605 states and 70138 transitions. [2020-07-20 13:01:00,820 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-20 13:01:00,820 INFO L276 IsEmpty]: Start isEmpty. Operand 44605 states and 70138 transitions. [2020-07-20 13:01:00,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-07-20 13:01:00,851 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:00,852 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-07-20 13:01:01,064 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:01,065 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:01,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:01,066 INFO L82 PathProgramCache]: Analyzing trace with hash -1959290013, now seen corresponding path program 2 times [2020-07-20 13:01:01,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:01,066 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [450498633] [2020-07-20 13:01:01,066 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:01,728 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:01:01,728 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:01,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 1809 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 13:01:01,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:01,815 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-07-20 13:01:01,815 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:01,815 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [450498633] [2020-07-20 13:01:01,816 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:01,816 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 13:01:01,816 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665745232] [2020-07-20 13:01:01,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-20 13:01:01,817 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:01,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-20 13:01:01,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-20 13:01:01,817 INFO L87 Difference]: Start difference. First operand 44605 states and 70138 transitions. Second operand 7 states. [2020-07-20 13:01:03,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:03,282 INFO L93 Difference]: Finished difference Result 89159 states and 140218 transitions. [2020-07-20 13:01:03,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:01:03,282 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 151 [2020-07-20 13:01:03,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:03,354 INFO L225 Difference]: With dead ends: 89159 [2020-07-20 13:01:03,354 INFO L226 Difference]: Without dead ends: 44605 [2020-07-20 13:01:03,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-20 13:01:03,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44605 states. [2020-07-20 13:01:05,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44605 to 44605. [2020-07-20 13:01:05,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44605 states. [2020-07-20 13:01:05,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44605 states to 44605 states and 70137 transitions. [2020-07-20 13:01:05,215 INFO L78 Accepts]: Start accepts. Automaton has 44605 states and 70137 transitions. Word has length 151 [2020-07-20 13:01:05,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:05,215 INFO L479 AbstractCegarLoop]: Abstraction has 44605 states and 70137 transitions. [2020-07-20 13:01:05,215 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-20 13:01:05,215 INFO L276 IsEmpty]: Start isEmpty. Operand 44605 states and 70137 transitions. [2020-07-20 13:01:05,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-07-20 13:01:05,241 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:05,241 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:05,442 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:05,442 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:05,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:05,443 INFO L82 PathProgramCache]: Analyzing trace with hash -437823123, now seen corresponding path program 1 times [2020-07-20 13:01:05,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:05,444 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [277201946] [2020-07-20 13:01:05,444 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:06,088 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:06,089 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:06,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 21 conjunts are in the unsatisfiable core [2020-07-20 13:01:06,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:06,300 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-20 13:01:06,300 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:06,300 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [277201946] [2020-07-20 13:01:06,301 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:06,301 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-07-20 13:01:06,301 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311070397] [2020-07-20 13:01:06,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-07-20 13:01:06,301 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:06,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-07-20 13:01:06,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272 [2020-07-20 13:01:06,302 INFO L87 Difference]: Start difference. First operand 44605 states and 70137 transitions. Second operand 17 states. [2020-07-20 13:01:08,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:08,452 INFO L93 Difference]: Finished difference Result 44840 states and 70416 transitions. [2020-07-20 13:01:08,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-20 13:01:08,453 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 152 [2020-07-20 13:01:08,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:08,531 INFO L225 Difference]: With dead ends: 44840 [2020-07-20 13:01:08,531 INFO L226 Difference]: Without dead ends: 44737 [2020-07-20 13:01:08,544 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=152, Invalid=1180, Unknown=0, NotChecked=0, Total=1332 [2020-07-20 13:01:08,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44737 states. [2020-07-20 13:01:11,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44737 to 44730. [2020-07-20 13:01:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44730 states. [2020-07-20 13:01:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44730 states to 44730 states and 70289 transitions. [2020-07-20 13:01:11,351 INFO L78 Accepts]: Start accepts. Automaton has 44730 states and 70289 transitions. Word has length 152 [2020-07-20 13:01:11,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:11,351 INFO L479 AbstractCegarLoop]: Abstraction has 44730 states and 70289 transitions. [2020-07-20 13:01:11,352 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-07-20 13:01:11,352 INFO L276 IsEmpty]: Start isEmpty. Operand 44730 states and 70289 transitions. [2020-07-20 13:01:11,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-07-20 13:01:11,380 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:11,380 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:11,581 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:11,581 INFO L427 AbstractCegarLoop]: === Iteration 20 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:11,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:11,582 INFO L82 PathProgramCache]: Analyzing trace with hash -937902232, now seen corresponding path program 1 times [2020-07-20 13:01:11,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:11,583 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1620855033] [2020-07-20 13:01:11,583 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:12,183 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:12,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:12,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 1905 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:01:12,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:12,248 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-07-20 13:01:12,248 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:12,248 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1620855033] [2020-07-20 13:01:12,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:12,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 13:01:12,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774758991] [2020-07-20 13:01:12,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 13:01:12,249 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:12,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 13:01:12,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-07-20 13:01:12,250 INFO L87 Difference]: Start difference. First operand 44730 states and 70289 transitions. Second operand 9 states. [2020-07-20 13:01:13,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:13,158 INFO L93 Difference]: Finished difference Result 44983 states and 70599 transitions. [2020-07-20 13:01:13,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-20 13:01:13,158 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 153 [2020-07-20 13:01:13,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:13,274 INFO L225 Difference]: With dead ends: 44983 [2020-07-20 13:01:13,274 INFO L226 Difference]: Without dead ends: 44760 [2020-07-20 13:01:13,294 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-07-20 13:01:13,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44760 states. [2020-07-20 13:01:14,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44760 to 44756. [2020-07-20 13:01:14,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44756 states. [2020-07-20 13:01:14,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44756 states to 44756 states and 70325 transitions. [2020-07-20 13:01:14,993 INFO L78 Accepts]: Start accepts. Automaton has 44756 states and 70325 transitions. Word has length 153 [2020-07-20 13:01:14,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:14,994 INFO L479 AbstractCegarLoop]: Abstraction has 44756 states and 70325 transitions. [2020-07-20 13:01:14,994 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 13:01:14,994 INFO L276 IsEmpty]: Start isEmpty. Operand 44756 states and 70325 transitions. [2020-07-20 13:01:15,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-20 13:01:15,029 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:15,029 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:15,230 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:15,230 INFO L427 AbstractCegarLoop]: === Iteration 21 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:15,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:15,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1292325071, now seen corresponding path program 1 times [2020-07-20 13:01:15,231 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:15,232 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [588940322] [2020-07-20 13:01:15,232 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:15,897 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:15,897 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:15,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 1906 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:01:15,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:15,991 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-07-20 13:01:15,991 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:15,991 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [588940322] [2020-07-20 13:01:15,991 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:15,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-20 13:01:15,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504351710] [2020-07-20 13:01:15,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-20 13:01:15,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:15,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-20 13:01:15,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-07-20 13:01:15,994 INFO L87 Difference]: Start difference. First operand 44756 states and 70325 transitions. Second operand 10 states. [2020-07-20 13:01:16,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:16,957 INFO L93 Difference]: Finished difference Result 45036 states and 70675 transitions. [2020-07-20 13:01:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-20 13:01:16,958 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 154 [2020-07-20 13:01:16,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:17,080 INFO L225 Difference]: With dead ends: 45036 [2020-07-20 13:01:17,081 INFO L226 Difference]: Without dead ends: 44772 [2020-07-20 13:01:17,105 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-07-20 13:01:17,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44772 states. [2020-07-20 13:01:18,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44772 to 44772. [2020-07-20 13:01:18,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44772 states. [2020-07-20 13:01:18,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44772 states to 44772 states and 70347 transitions. [2020-07-20 13:01:18,730 INFO L78 Accepts]: Start accepts. Automaton has 44772 states and 70347 transitions. Word has length 154 [2020-07-20 13:01:18,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:18,731 INFO L479 AbstractCegarLoop]: Abstraction has 44772 states and 70347 transitions. [2020-07-20 13:01:18,731 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-20 13:01:18,731 INFO L276 IsEmpty]: Start isEmpty. Operand 44772 states and 70347 transitions. [2020-07-20 13:01:18,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-07-20 13:01:18,758 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:18,758 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:18,967 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:18,968 INFO L427 AbstractCegarLoop]: === Iteration 22 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:18,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:18,969 INFO L82 PathProgramCache]: Analyzing trace with hash 1173388137, now seen corresponding path program 1 times [2020-07-20 13:01:18,969 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:18,969 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [228077216] [2020-07-20 13:01:18,970 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:19,613 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:19,613 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:19,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-20 13:01:19,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:19,690 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-20 13:01:19,690 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:19,690 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [228077216] [2020-07-20 13:01:19,690 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:19,690 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 13:01:19,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414950360] [2020-07-20 13:01:19,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 13:01:19,691 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:19,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 13:01:19,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-07-20 13:01:19,692 INFO L87 Difference]: Start difference. First operand 44772 states and 70347 transitions. Second operand 9 states. [2020-07-20 13:01:20,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:20,913 INFO L93 Difference]: Finished difference Result 45061 states and 70707 transitions. [2020-07-20 13:01:20,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-20 13:01:20,916 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 153 [2020-07-20 13:01:20,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:21,014 INFO L225 Difference]: With dead ends: 45061 [2020-07-20 13:01:21,015 INFO L226 Difference]: Without dead ends: 44808 [2020-07-20 13:01:21,029 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-07-20 13:01:21,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44808 states. [2020-07-20 13:01:22,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44808 to 44802. [2020-07-20 13:01:22,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44802 states. [2020-07-20 13:01:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44802 states to 44802 states and 70390 transitions. [2020-07-20 13:01:22,235 INFO L78 Accepts]: Start accepts. Automaton has 44802 states and 70390 transitions. Word has length 153 [2020-07-20 13:01:22,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:22,235 INFO L479 AbstractCegarLoop]: Abstraction has 44802 states and 70390 transitions. [2020-07-20 13:01:22,235 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 13:01:22,235 INFO L276 IsEmpty]: Start isEmpty. Operand 44802 states and 70390 transitions. [2020-07-20 13:01:22,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-20 13:01:22,268 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:22,268 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:22,481 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:22,482 INFO L427 AbstractCegarLoop]: === Iteration 23 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:22,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:22,483 INFO L82 PathProgramCache]: Analyzing trace with hash -868678349, now seen corresponding path program 1 times [2020-07-20 13:01:22,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:22,483 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1867564254] [2020-07-20 13:01:22,483 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:23,130 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:23,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:23,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 1903 conjuncts, 13 conjunts are in the unsatisfiable core [2020-07-20 13:01:23,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:23,257 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-20 13:01:23,258 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:23,258 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1867564254] [2020-07-20 13:01:23,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:23,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-20 13:01:23,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234768501] [2020-07-20 13:01:23,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-20 13:01:23,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:23,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-20 13:01:23,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2020-07-20 13:01:23,259 INFO L87 Difference]: Start difference. First operand 44802 states and 70390 transitions. Second operand 12 states. [2020-07-20 13:01:24,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:24,471 INFO L93 Difference]: Finished difference Result 45123 states and 70783 transitions. [2020-07-20 13:01:24,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-20 13:01:24,472 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 154 [2020-07-20 13:01:24,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:24,556 INFO L225 Difference]: With dead ends: 45123 [2020-07-20 13:01:24,556 INFO L226 Difference]: Without dead ends: 44824 [2020-07-20 13:01:24,569 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2020-07-20 13:01:24,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44824 states. [2020-07-20 13:01:25,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44824 to 44816. [2020-07-20 13:01:25,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44816 states. [2020-07-20 13:01:25,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44816 states to 44816 states and 70408 transitions. [2020-07-20 13:01:25,898 INFO L78 Accepts]: Start accepts. Automaton has 44816 states and 70408 transitions. Word has length 154 [2020-07-20 13:01:25,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:25,898 INFO L479 AbstractCegarLoop]: Abstraction has 44816 states and 70408 transitions. [2020-07-20 13:01:25,898 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-20 13:01:25,898 INFO L276 IsEmpty]: Start isEmpty. Operand 44816 states and 70408 transitions. [2020-07-20 13:01:25,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-20 13:01:25,930 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:25,930 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:26,130 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:26,131 INFO L427 AbstractCegarLoop]: === Iteration 24 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:26,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:26,132 INFO L82 PathProgramCache]: Analyzing trace with hash 886485560, now seen corresponding path program 1 times [2020-07-20 13:01:26,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:26,132 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1005314763] [2020-07-20 13:01:26,133 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:26,775 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:26,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:26,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 1903 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-20 13:01:26,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:26,821 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-20 13:01:26,821 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:26,821 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1005314763] [2020-07-20 13:01:26,822 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:26,822 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 13:01:26,822 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068994895] [2020-07-20 13:01:26,822 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 13:01:26,823 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:26,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 13:01:26,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-20 13:01:26,823 INFO L87 Difference]: Start difference. First operand 44816 states and 70408 transitions. Second operand 5 states. [2020-07-20 13:01:27,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:27,847 INFO L93 Difference]: Finished difference Result 44816 states and 70408 transitions. [2020-07-20 13:01:27,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-20 13:01:27,848 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2020-07-20 13:01:27,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:27,849 INFO L225 Difference]: With dead ends: 44816 [2020-07-20 13:01:27,849 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:01:27,890 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-20 13:01:27,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:01:27,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:01:27,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:01:27,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:01:27,892 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2020-07-20 13:01:27,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:27,892 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:01:27,892 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 13:01:27,892 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:01:27,893 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:01:28,105 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:28,110 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:01:33,274 WARN L193 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 13:01:36,437 WARN L193 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 13:01:39,369 WARN L193 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 13:01:42,299 WARN L193 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 13:01:45,213 WARN L193 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 13:01:48,085 WARN L193 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 13:01:53,477 WARN L193 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 2391 DAG size of output: 14 [2020-07-20 13:01:56,356 WARN L193 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 2160 DAG size of output: 14 [2020-07-20 13:01:59,407 WARN L193 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 13:02:02,198 WARN L193 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 13:02:05,032 WARN L193 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 13:02:05,850 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 1129 DAG size of output: 16 [2020-07-20 13:02:07,344 INFO L268 CegarLoopResult]: For program point L1119(line 1119) no Hoare annotation was computed. [2020-07-20 13:02:07,344 INFO L268 CegarLoopResult]: For program point L1118-2(lines 1118 1139) no Hoare annotation was computed. [2020-07-20 13:02:07,344 INFO L268 CegarLoopResult]: For program point L1140(lines 1117 1141) no Hoare annotation was computed. [2020-07-20 13:02:07,344 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 1093 1148) no Hoare annotation was computed. [2020-07-20 13:02:07,344 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 1093 1148) no Hoare annotation was computed. [2020-07-20 13:02:07,344 INFO L268 CegarLoopResult]: For program point L1124(lines 1124 1128) no Hoare annotation was computed. [2020-07-20 13:02:07,344 INFO L268 CegarLoopResult]: For program point L1124-1(lines 1124 1128) no Hoare annotation was computed. [2020-07-20 13:02:07,344 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 1093 1148) no Hoare annotation was computed. [2020-07-20 13:02:07,344 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1185) no Hoare annotation was computed. [2020-07-20 13:02:07,344 INFO L268 CegarLoopResult]: For program point L1181-1(lines 1181 1185) no Hoare annotation was computed. [2020-07-20 13:02:07,345 INFO L268 CegarLoopResult]: For program point L1176(line 1176) no Hoare annotation was computed. [2020-07-20 13:02:07,345 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 1149 1208) no Hoare annotation was computed. [2020-07-20 13:02:07,345 INFO L268 CegarLoopResult]: For program point L1175-2(lines 1175 1200) no Hoare annotation was computed. [2020-07-20 13:02:07,345 INFO L268 CegarLoopResult]: For program point L1201(lines 1174 1202) no Hoare annotation was computed. [2020-07-20 13:02:07,345 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 1149 1208) no Hoare annotation was computed. [2020-07-20 13:02:07,345 INFO L268 CegarLoopResult]: For program point L1194(line 1194) no Hoare annotation was computed. [2020-07-20 13:02:07,345 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 1149 1208) no Hoare annotation was computed. [2020-07-20 13:02:07,345 INFO L268 CegarLoopResult]: For program point L1194-1(line 1194) no Hoare annotation was computed. [2020-07-20 13:02:07,346 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 410 418) no Hoare annotation was computed. [2020-07-20 13:02:07,346 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 410 418) the Hoare annotation is: true [2020-07-20 13:02:07,346 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 410 418) no Hoare annotation was computed. [2020-07-20 13:02:07,346 INFO L268 CegarLoopResult]: For program point isSignedEXIT(lines 722 740) no Hoare annotation was computed. [2020-07-20 13:02:07,346 INFO L268 CegarLoopResult]: For program point isSignedENTRY(lines 722 740) no Hoare annotation was computed. [2020-07-20 13:02:07,346 INFO L268 CegarLoopResult]: For program point L730(lines 730 736) no Hoare annotation was computed. [2020-07-20 13:02:07,347 INFO L268 CegarLoopResult]: For program point isSignedFINAL(lines 722 740) no Hoare annotation was computed. [2020-07-20 13:02:07,347 INFO L268 CegarLoopResult]: For program point L726(lines 726 737) no Hoare annotation was computed. [2020-07-20 13:02:07,347 INFO L264 CegarLoopResult]: At program point mailENTRY(lines 845 856) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) (not (<= 3 ~chuck~0))) [2020-07-20 13:02:07,347 INFO L268 CegarLoopResult]: For program point mailEXIT(lines 845 856) no Hoare annotation was computed. [2020-07-20 13:02:07,347 INFO L268 CegarLoopResult]: For program point mailFINAL(lines 845 856) no Hoare annotation was computed. [2020-07-20 13:02:07,347 INFO L264 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (let ((.cse1 (not (<= |mail_#in~msg| 1))) (.cse0 (not (<= 2 ~rjh~0))) (.cse3 (not (<= 2 |old(~__ste_email_to0~0)|))) (.cse2 (not (<= 3 ~chuck~0)))) (and (or .cse0 (<= mail_~msg 1) .cse1 .cse2) (or .cse0 (<= mail_~tmp~3 0) .cse1 (<= 2 mail_~tmp~3) .cse3 .cse2) (or .cse0 (<= 2 ~__ste_email_to0~0) .cse3 .cse2))) [2020-07-20 13:02:07,347 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (let ((.cse0 (not (<= 2 ~rjh~0))) (.cse1 (not (<= 3 ~chuck~0)))) (and (or .cse0 (<= mail_~msg 1) (not (<= |mail_#in~msg| 1)) .cse1) (or .cse0 (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) .cse1))) [2020-07-20 13:02:07,347 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-07-20 13:02:07,347 INFO L268 CegarLoopResult]: For program point get_queued_clientEXIT(lines 954 962) no Hoare annotation was computed. [2020-07-20 13:02:07,347 INFO L271 CegarLoopResult]: At program point get_queued_clientENTRY(lines 954 962) the Hoare annotation is: true [2020-07-20 13:02:07,347 INFO L268 CegarLoopResult]: For program point get_queued_clientFINAL(lines 954 962) no Hoare annotation was computed. [2020-07-20 13:02:07,347 INFO L268 CegarLoopResult]: For program point setEmailBodyENTRY(lines 630 645) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point L637(lines 637 641) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point L637-2(lines 630 645) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point L634(lines 634 642) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point setEmailBodyEXIT(lines 630 645) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point setEmailIdEXIT(lines 478 493) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point L485(lines 485 489) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point L485-2(lines 478 493) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point setEmailIdENTRY(lines 478 493) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point L482(lines 482 490) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 161 181) the Hoare annotation is: true [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 161 181) no Hoare annotation was computed. [2020-07-20 13:02:07,348 INFO L271 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: true [2020-07-20 13:02:07,348 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 161 181) no Hoare annotation was computed. [2020-07-20 13:02:07,349 INFO L264 CegarLoopResult]: At program point L173-1(line 173) the Hoare annotation is: (and (<= 2 ~rjh~0) (<= 3 ~chuck~0)) [2020-07-20 13:02:07,349 INFO L268 CegarLoopResult]: For program point L171(lines 171 178) no Hoare annotation was computed. [2020-07-20 13:02:07,349 INFO L268 CegarLoopResult]: For program point L171-1(lines 171 178) no Hoare annotation was computed. [2020-07-20 13:02:07,349 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-20 13:02:07,349 INFO L271 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: true [2020-07-20 13:02:07,349 INFO L271 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: true [2020-07-20 13:02:07,349 INFO L271 CegarLoopResult]: At program point L167-1(line 167) the Hoare annotation is: true [2020-07-20 13:02:07,349 INFO L268 CegarLoopResult]: For program point L463(lines 463 474) no Hoare annotation was computed. [2020-07-20 13:02:07,349 INFO L268 CegarLoopResult]: For program point getEmailIdFINAL(lines 459 477) no Hoare annotation was computed. [2020-07-20 13:02:07,349 INFO L268 CegarLoopResult]: For program point getEmailIdEXIT(lines 459 477) no Hoare annotation was computed. [2020-07-20 13:02:07,349 INFO L268 CegarLoopResult]: For program point getEmailIdENTRY(lines 459 477) no Hoare annotation was computed. [2020-07-20 13:02:07,349 INFO L268 CegarLoopResult]: For program point L467(lines 467 473) no Hoare annotation was computed. [2020-07-20 13:02:07,349 INFO L268 CegarLoopResult]: For program point setEmailSubjectEXIT(lines 591 606) no Hoare annotation was computed. [2020-07-20 13:02:07,349 INFO L268 CegarLoopResult]: For program point L598(lines 598 602) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point setEmailSubjectENTRY(lines 591 606) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point L598-2(lines 591 606) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point L595(lines 595 603) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point setup_rjhFINAL(lines 84 93) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L264 CegarLoopResult]: At program point L89(line 89) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= |setup_rjh_#in~rjh___0| setup_rjh_~rjh___0)) [2020-07-20 13:02:07,350 INFO L271 CegarLoopResult]: At program point setup_rjhENTRY(lines 84 93) the Hoare annotation is: true [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point setup_rjhEXIT(lines 84 93) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point setEmailIsSignedEXIT(lines 741 756) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point L748(lines 748 752) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point L748-2(lines 741 756) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point L745(lines 745 753) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point setEmailIsSignedENTRY(lines 741 756) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point getClientPrivateKeyENTRY(lines 2002 2025) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point L2014(lines 2014 2020) no Hoare annotation was computed. [2020-07-20 13:02:07,350 INFO L268 CegarLoopResult]: For program point getClientPrivateKeyEXIT(lines 2002 2025) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point L2010(lines 2010 2021) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point getClientPrivateKeyFINAL(lines 2002 2025) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point L2006(lines 2006 2022) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point rjhToBobFINAL(lines 127 137) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point rjhToBobEXIT(lines 127 137) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point rjhToBobENTRY(lines 127 137) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point cloneEmailFINAL(lines 2521 2529) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point cloneEmailENTRY(lines 2521 2529) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point cloneEmailEXIT(lines 2521 2529) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point getClientAddressBookSizeFINAL(lines 1546 1569) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point L1550(lines 1550 1566) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point getClientAddressBookSizeENTRY(lines 1546 1569) no Hoare annotation was computed. [2020-07-20 13:02:07,351 INFO L268 CegarLoopResult]: For program point L1558(lines 1558 1564) no Hoare annotation was computed. [2020-07-20 13:02:07,352 INFO L268 CegarLoopResult]: For program point getClientAddressBookSizeEXIT(lines 1546 1569) no Hoare annotation was computed. [2020-07-20 13:02:07,352 INFO L268 CegarLoopResult]: For program point L1554(lines 1554 1565) no Hoare annotation was computed. [2020-07-20 13:02:07,352 INFO L271 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: true [2020-07-20 13:02:07,352 INFO L271 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: true [2020-07-20 13:02:07,352 INFO L268 CegarLoopResult]: For program point L121-1(lines 104 126) no Hoare annotation was computed. [2020-07-20 13:02:07,352 INFO L271 CegarLoopResult]: At program point L119(line 119) the Hoare annotation is: true [2020-07-20 13:02:07,352 INFO L268 CegarLoopResult]: For program point L120-1(line 120) no Hoare annotation was computed. [2020-07-20 13:02:07,352 INFO L268 CegarLoopResult]: For program point L119-1(line 119) no Hoare annotation was computed. [2020-07-20 13:02:07,352 INFO L268 CegarLoopResult]: For program point bobToRjhEXIT(lines 104 126) no Hoare annotation was computed. [2020-07-20 13:02:07,352 INFO L268 CegarLoopResult]: For program point L115(lines 115 123) no Hoare annotation was computed. [2020-07-20 13:02:07,352 INFO L268 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-07-20 13:02:07,352 INFO L271 CegarLoopResult]: At program point bobToRjhENTRY(lines 104 126) the Hoare annotation is: true [2020-07-20 13:02:07,352 INFO L271 CegarLoopResult]: At program point L112(line 112) the Hoare annotation is: true [2020-07-20 13:02:07,353 INFO L271 CegarLoopResult]: At program point L112-1(line 112) the Hoare annotation is: true [2020-07-20 13:02:07,353 INFO L271 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: true [2020-07-20 13:02:07,353 INFO L271 CegarLoopResult]: At program point setup_bobENTRY(lines 74 83) the Hoare annotation is: true [2020-07-20 13:02:07,353 INFO L268 CegarLoopResult]: For program point setup_bobFINAL(lines 74 83) no Hoare annotation was computed. [2020-07-20 13:02:07,353 INFO L268 CegarLoopResult]: For program point setup_bobEXIT(lines 74 83) no Hoare annotation was computed. [2020-07-20 13:02:07,353 INFO L268 CegarLoopResult]: For program point setEmailEncryptionKeyENTRY(lines 704 719) no Hoare annotation was computed. [2020-07-20 13:02:07,353 INFO L268 CegarLoopResult]: For program point setEmailEncryptionKeyEXIT(lines 704 719) no Hoare annotation was computed. [2020-07-20 13:02:07,353 INFO L268 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2020-07-20 13:02:07,354 INFO L268 CegarLoopResult]: For program point L711-2(lines 704 719) no Hoare annotation was computed. [2020-07-20 13:02:07,354 INFO L268 CegarLoopResult]: For program point L708(lines 708 716) no Hoare annotation was computed. [2020-07-20 13:02:07,354 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 396 402) no Hoare annotation was computed. [2020-07-20 13:02:07,354 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 396 402) the Hoare annotation is: true [2020-07-20 13:02:07,354 INFO L268 CegarLoopResult]: For program point autoRespondEXIT(lines 973 992) no Hoare annotation was computed. [2020-07-20 13:02:07,354 INFO L264 CegarLoopResult]: At program point autoRespondENTRY(lines 973 992) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) (not (<= 3 ~chuck~0))) [2020-07-20 13:02:07,354 INFO L264 CegarLoopResult]: At program point L987(line 987) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) (not (<= 3 ~chuck~0))) [2020-07-20 13:02:07,354 INFO L268 CegarLoopResult]: For program point autoRespondFINAL(lines 973 992) no Hoare annotation was computed. [2020-07-20 13:02:07,354 INFO L271 CegarLoopResult]: At program point L987-1(line 987) the Hoare annotation is: true [2020-07-20 13:02:07,355 INFO L264 CegarLoopResult]: At program point L985(line 985) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) (not (<= 3 ~chuck~0))) [2020-07-20 13:02:07,355 INFO L268 CegarLoopResult]: For program point L985-1(line 985) no Hoare annotation was computed. [2020-07-20 13:02:07,355 INFO L264 CegarLoopResult]: At program point L983(line 983) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) (not (<= 3 ~chuck~0))) [2020-07-20 13:02:07,355 INFO L268 CegarLoopResult]: For program point L983-1(line 983) no Hoare annotation was computed. [2020-07-20 13:02:07,355 INFO L268 CegarLoopResult]: For program point L1931(lines 1931 1943) no Hoare annotation was computed. [2020-07-20 13:02:07,355 INFO L268 CegarLoopResult]: For program point L1919(lines 1919 1927) no Hoare annotation was computed. [2020-07-20 13:02:07,355 INFO L268 CegarLoopResult]: For program point L1915(lines 1915 1947) no Hoare annotation was computed. [2020-07-20 13:02:07,355 INFO L268 CegarLoopResult]: For program point L1907(lines 1907 1911) no Hoare annotation was computed. [2020-07-20 13:02:07,355 INFO L268 CegarLoopResult]: For program point L1916(lines 1916 1928) no Hoare annotation was computed. [2020-07-20 13:02:07,356 INFO L268 CegarLoopResult]: For program point L1937(lines 1937 1941) no Hoare annotation was computed. [2020-07-20 13:02:07,356 INFO L268 CegarLoopResult]: For program point setClientAddressBookAddressENTRY(lines 1896 1951) no Hoare annotation was computed. [2020-07-20 13:02:07,356 INFO L268 CegarLoopResult]: For program point L1904(lines 1904 1912) no Hoare annotation was computed. [2020-07-20 13:02:07,356 INFO L268 CegarLoopResult]: For program point L1900(lines 1900 1948) no Hoare annotation was computed. [2020-07-20 13:02:07,356 INFO L268 CegarLoopResult]: For program point setClientAddressBookAddressEXIT(lines 1896 1951) no Hoare annotation was computed. [2020-07-20 13:02:07,356 INFO L268 CegarLoopResult]: For program point L1934(lines 1934 1942) no Hoare annotation was computed. [2020-07-20 13:02:07,356 INFO L268 CegarLoopResult]: For program point L1901(lines 1901 1913) no Hoare annotation was computed. [2020-07-20 13:02:07,356 INFO L268 CegarLoopResult]: For program point L1930(lines 1930 1946) no Hoare annotation was computed. [2020-07-20 13:02:07,356 INFO L268 CegarLoopResult]: For program point L1930-1(lines 1896 1951) no Hoare annotation was computed. [2020-07-20 13:02:07,356 INFO L268 CegarLoopResult]: For program point L1922(lines 1922 1926) no Hoare annotation was computed. [2020-07-20 13:02:07,357 INFO L268 CegarLoopResult]: For program point L1374(lines 1374 1394) no Hoare annotation was computed. [2020-07-20 13:02:07,357 INFO L268 CegarLoopResult]: For program point L1374-1(lines 1374 1394) no Hoare annotation was computed. [2020-07-20 13:02:07,357 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 1360 1405) no Hoare annotation was computed. [2020-07-20 13:02:07,357 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 1360 1405) no Hoare annotation was computed. [2020-07-20 13:02:07,357 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 1360 1405) no Hoare annotation was computed. [2020-07-20 13:02:07,357 INFO L268 CegarLoopResult]: For program point L1380(lines 1380 1387) no Hoare annotation was computed. [2020-07-20 13:02:07,357 INFO L268 CegarLoopResult]: For program point L689(lines 689 700) no Hoare annotation was computed. [2020-07-20 13:02:07,357 INFO L268 CegarLoopResult]: For program point getEmailEncryptionKeyEXIT(lines 685 703) no Hoare annotation was computed. [2020-07-20 13:02:07,357 INFO L268 CegarLoopResult]: For program point L693(lines 693 699) no Hoare annotation was computed. [2020-07-20 13:02:07,357 INFO L268 CegarLoopResult]: For program point getEmailEncryptionKeyENTRY(lines 685 703) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point getEmailEncryptionKeyFINAL(lines 685 703) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point getClientNameENTRY(lines 1449 1474) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point L1454(lines 1454 1471) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point getClientNameEXIT(lines 1449 1474) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point L1462(lines 1462 1469) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point getClientNameFINAL(lines 1449 1474) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point L1458(lines 1458 1470) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point L914-1(line 914) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point createClientEXIT(lines 907 921) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point createClientENTRY(lines 907 921) no Hoare annotation was computed. [2020-07-20 13:02:07,358 INFO L268 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-07-20 13:02:07,359 INFO L268 CegarLoopResult]: For program point createClientFINAL(lines 907 921) no Hoare annotation was computed. [2020-07-20 13:02:07,359 INFO L268 CegarLoopResult]: For program point L2398(lines 2398 2409) no Hoare annotation was computed. [2020-07-20 13:02:07,359 INFO L268 CegarLoopResult]: For program point getClientForwardReceiverFINAL(lines 2390 2413) no Hoare annotation was computed. [2020-07-20 13:02:07,359 INFO L268 CegarLoopResult]: For program point L2394(lines 2394 2410) no Hoare annotation was computed. [2020-07-20 13:02:07,359 INFO L268 CegarLoopResult]: For program point getClientForwardReceiverEXIT(lines 2390 2413) no Hoare annotation was computed. [2020-07-20 13:02:07,359 INFO L268 CegarLoopResult]: For program point getClientForwardReceiverENTRY(lines 2390 2413) no Hoare annotation was computed. [2020-07-20 13:02:07,359 INFO L268 CegarLoopResult]: For program point L2402(lines 2402 2408) no Hoare annotation was computed. [2020-07-20 13:02:07,359 INFO L268 CegarLoopResult]: For program point L897(lines 897 903) no Hoare annotation was computed. [2020-07-20 13:02:07,359 INFO L268 CegarLoopResult]: For program point L897-1(lines 889 906) no Hoare annotation was computed. [2020-07-20 13:02:07,359 INFO L268 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-07-20 13:02:07,360 INFO L264 CegarLoopResult]: At program point L894(line 894) the Hoare annotation is: (let ((.cse0 (not (<= 2 ~rjh~0))) (.cse2 (not (<= 2 |old(~__ste_email_to0~0)|))) (.cse1 (not (<= 3 ~chuck~0)))) (and (or .cse0 (<= incoming_~client 0) (not (<= |incoming_#in~client| 0)) .cse1) (or .cse0 (<= 2 ~__ste_email_to0~0) .cse2 .cse1) (or .cse0 (not (<= 2 |incoming_#in~client|)) (<= 2 incoming_~client) .cse2 .cse1))) [2020-07-20 13:02:07,360 INFO L264 CegarLoopResult]: At program point L894-1(line 894) the Hoare annotation is: (let ((.cse0 (not (<= 2 ~rjh~0))) (.cse2 (not (<= 2 |old(~__ste_email_to0~0)|))) (.cse1 (not (<= 3 ~chuck~0)))) (and (or .cse0 (<= incoming_~client 0) (not (<= |incoming_#in~client| 0)) .cse1) (or .cse0 (<= 2 ~__ste_email_to0~0) .cse2 .cse1) (or .cse0 (not (<= 2 |incoming_#in~client|)) (<= 2 incoming_~client) .cse2 .cse1))) [2020-07-20 13:02:07,360 INFO L264 CegarLoopResult]: At program point incomingENTRY(lines 889 906) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) (not (<= 3 ~chuck~0))) [2020-07-20 13:02:07,360 INFO L264 CegarLoopResult]: At program point L899(line 899) the Hoare annotation is: (let ((.cse0 (not (<= 2 ~rjh~0))) (.cse2 (not (<= 2 |old(~__ste_email_to0~0)|))) (.cse1 (not (<= 3 ~chuck~0)))) (and (or .cse0 (<= incoming_~client 0) (not (<= |incoming_#in~client| 0)) .cse1) (or .cse0 (<= 2 ~__ste_email_to0~0) .cse2 .cse1) (or .cse0 (not (<= 2 |incoming_#in~client|)) (<= 2 incoming_~client) .cse2 .cse1))) [2020-07-20 13:02:07,360 INFO L268 CegarLoopResult]: For program point incomingEXIT(lines 889 906) no Hoare annotation was computed. [2020-07-20 13:02:07,360 INFO L268 CegarLoopResult]: For program point createEmailEXIT(lines 2530 2544) no Hoare annotation was computed. [2020-07-20 13:02:07,361 INFO L268 CegarLoopResult]: For program point L2538(line 2538) no Hoare annotation was computed. [2020-07-20 13:02:07,361 INFO L264 CegarLoopResult]: At program point L2537-1(line 2537) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (not (<= 3 ~chuck~0)) (and (<= createEmail_~msg~0 1) (<= |createEmail_#in~to| createEmail_~to))) [2020-07-20 13:02:07,361 INFO L264 CegarLoopResult]: At program point L2537(line 2537) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (not (<= 3 ~chuck~0)) (and (<= createEmail_~msg~0 1) (<= |createEmail_#in~to| createEmail_~to))) [2020-07-20 13:02:07,361 INFO L271 CegarLoopResult]: At program point createEmailENTRY(lines 2530 2544) the Hoare annotation is: true [2020-07-20 13:02:07,361 INFO L268 CegarLoopResult]: For program point createEmailFINAL(lines 2530 2544) no Hoare annotation was computed. [2020-07-20 13:02:07,361 INFO L264 CegarLoopResult]: At program point L250(lines 240 374) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,361 INFO L264 CegarLoopResult]: At program point L341(lines 331 366) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,362 INFO L264 CegarLoopResult]: At program point L308(lines 298 369) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,362 INFO L264 CegarLoopResult]: At program point L275(lines 265 372) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,362 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-20 13:02:07,362 INFO L268 CegarLoopResult]: For program point testEXIT(lines 193 383) no Hoare annotation was computed. [2020-07-20 13:02:07,362 INFO L271 CegarLoopResult]: At program point testENTRY(lines 193 383) the Hoare annotation is: true [2020-07-20 13:02:07,362 INFO L271 CegarLoopResult]: At program point L376(lines 231 377) the Hoare annotation is: true [2020-07-20 13:02:07,362 INFO L268 CegarLoopResult]: For program point testFINAL(lines 193 383) no Hoare annotation was computed. [2020-07-20 13:02:07,363 INFO L268 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2020-07-20 13:02:07,363 INFO L268 CegarLoopResult]: For program point L335(lines 335 339) no Hoare annotation was computed. [2020-07-20 13:02:07,363 INFO L268 CegarLoopResult]: For program point L302(lines 302 306) no Hoare annotation was computed. [2020-07-20 13:02:07,363 INFO L268 CegarLoopResult]: For program point L269(lines 269 273) no Hoare annotation was computed. [2020-07-20 13:02:07,363 INFO L264 CegarLoopResult]: At program point L352(lines 342 365) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,363 INFO L264 CegarLoopResult]: At program point L319(lines 309 368) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,363 INFO L264 CegarLoopResult]: At program point L286(lines 276 371) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,363 INFO L268 CegarLoopResult]: For program point L255(lines 255 262) no Hoare annotation was computed. [2020-07-20 13:02:07,363 INFO L268 CegarLoopResult]: For program point L346(lines 346 350) no Hoare annotation was computed. [2020-07-20 13:02:07,364 INFO L268 CegarLoopResult]: For program point L313(lines 313 317) no Hoare annotation was computed. [2020-07-20 13:02:07,364 INFO L268 CegarLoopResult]: For program point L280(lines 280 284) no Hoare annotation was computed. [2020-07-20 13:02:07,364 INFO L264 CegarLoopResult]: At program point L330(lines 320 367) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,364 INFO L264 CegarLoopResult]: At program point L297(lines 287 370) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,364 INFO L264 CegarLoopResult]: At program point L264(lines 251 373) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,364 INFO L268 CegarLoopResult]: For program point L240(lines 240 374) no Hoare annotation was computed. [2020-07-20 13:02:07,364 INFO L264 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (let ((.cse0 (= 0 test_~op2~0))) (or (not (<= 2 ~rjh~0)) (and .cse0 (= 0 test_~op1~0)) (not (<= 3 ~chuck~0)) (and (<= 1 test_~op1~0) .cse0))) [2020-07-20 13:02:07,364 INFO L268 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2020-07-20 13:02:07,365 INFO L268 CegarLoopResult]: For program point L233(lines 232 375) no Hoare annotation was computed. [2020-07-20 13:02:07,365 INFO L268 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2020-07-20 13:02:07,365 INFO L268 CegarLoopResult]: For program point L324(lines 324 328) no Hoare annotation was computed. [2020-07-20 13:02:07,365 INFO L264 CegarLoopResult]: At program point L357-1(lines 232 375) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 1 test_~op1~0) (not (<= 3 ~chuck~0)) (= 0 test_~op1~0)) [2020-07-20 13:02:07,365 INFO L268 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2020-07-20 13:02:07,365 INFO L268 CegarLoopResult]: For program point getEmailToFINAL(lines 533 551) no Hoare annotation was computed. [2020-07-20 13:02:07,365 INFO L268 CegarLoopResult]: For program point L541(lines 541 547) no Hoare annotation was computed. [2020-07-20 13:02:07,365 INFO L268 CegarLoopResult]: For program point getEmailToEXIT(lines 533 551) no Hoare annotation was computed. [2020-07-20 13:02:07,365 INFO L268 CegarLoopResult]: For program point L537(lines 537 548) no Hoare annotation was computed. [2020-07-20 13:02:07,365 INFO L271 CegarLoopResult]: At program point getEmailToENTRY(lines 533 551) the Hoare annotation is: true [2020-07-20 13:02:07,366 INFO L271 CegarLoopResult]: At program point get_queued_emailENTRY(lines 963 971) the Hoare annotation is: true [2020-07-20 13:02:07,366 INFO L268 CegarLoopResult]: For program point get_queued_emailFINAL(lines 963 971) no Hoare annotation was computed. [2020-07-20 13:02:07,366 INFO L268 CegarLoopResult]: For program point get_queued_emailEXIT(lines 963 971) no Hoare annotation was computed. [2020-07-20 13:02:07,366 INFO L268 CegarLoopResult]: For program point L1503(lines 1503 1519) no Hoare annotation was computed. [2020-07-20 13:02:07,366 INFO L268 CegarLoopResult]: For program point getClientOutbufferEXIT(lines 1499 1522) no Hoare annotation was computed. [2020-07-20 13:02:07,366 INFO L268 CegarLoopResult]: For program point getClientOutbufferENTRY(lines 1499 1522) no Hoare annotation was computed. [2020-07-20 13:02:07,366 INFO L268 CegarLoopResult]: For program point getClientOutbufferFINAL(lines 1499 1522) no Hoare annotation was computed. [2020-07-20 13:02:07,366 INFO L268 CegarLoopResult]: For program point L1511(lines 1511 1517) no Hoare annotation was computed. [2020-07-20 13:02:07,367 INFO L268 CegarLoopResult]: For program point L1507(lines 1507 1518) no Hoare annotation was computed. [2020-07-20 13:02:07,367 INFO L268 CegarLoopResult]: For program point L1983(lines 1983 1995) no Hoare annotation was computed. [2020-07-20 13:02:07,367 INFO L268 CegarLoopResult]: For program point setClientAutoResponseEXIT(lines 1979 1998) no Hoare annotation was computed. [2020-07-20 13:02:07,367 INFO L271 CegarLoopResult]: At program point setClientAutoResponseENTRY(lines 1979 1998) the Hoare annotation is: true [2020-07-20 13:02:07,367 INFO L268 CegarLoopResult]: For program point L1989(lines 1989 1993) no Hoare annotation was computed. [2020-07-20 13:02:07,367 INFO L268 CegarLoopResult]: For program point L1989-2(lines 1979 1998) no Hoare annotation was computed. [2020-07-20 13:02:07,367 INFO L268 CegarLoopResult]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2020-07-20 13:02:07,367 INFO L268 CegarLoopResult]: For program point setClientAddressBookSizeENTRY(lines 1570 1589) no Hoare annotation was computed. [2020-07-20 13:02:07,367 INFO L268 CegarLoopResult]: For program point L1580(lines 1580 1584) no Hoare annotation was computed. [2020-07-20 13:02:07,367 INFO L268 CegarLoopResult]: For program point L1580-2(lines 1570 1589) no Hoare annotation was computed. [2020-07-20 13:02:07,368 INFO L268 CegarLoopResult]: For program point L1577(lines 1577 1585) no Hoare annotation was computed. [2020-07-20 13:02:07,368 INFO L268 CegarLoopResult]: For program point L1574(lines 1574 1586) no Hoare annotation was computed. [2020-07-20 13:02:07,368 INFO L268 CegarLoopResult]: For program point setClientAddressBookSizeEXIT(lines 1570 1589) no Hoare annotation was computed. [2020-07-20 13:02:07,368 INFO L268 CegarLoopResult]: For program point L2145(lines 2145 2176) no Hoare annotation was computed. [2020-07-20 13:02:07,368 INFO L268 CegarLoopResult]: For program point getClientKeyringUserEXIT(lines 2127 2180) no Hoare annotation was computed. [2020-07-20 13:02:07,368 INFO L268 CegarLoopResult]: For program point L2164(lines 2164 2170) no Hoare annotation was computed. [2020-07-20 13:02:07,368 INFO L268 CegarLoopResult]: For program point L2131(lines 2131 2177) no Hoare annotation was computed. [2020-07-20 13:02:07,368 INFO L268 CegarLoopResult]: For program point L2160(lines 2160 2171) no Hoare annotation was computed. [2020-07-20 13:02:07,368 INFO L268 CegarLoopResult]: For program point L2150(lines 2150 2156) no Hoare annotation was computed. [2020-07-20 13:02:07,368 INFO L268 CegarLoopResult]: For program point getClientKeyringUserFINAL(lines 2127 2180) no Hoare annotation was computed. [2020-07-20 13:02:07,369 INFO L268 CegarLoopResult]: For program point L2146(lines 2146 2157) no Hoare annotation was computed. [2020-07-20 13:02:07,369 INFO L268 CegarLoopResult]: For program point L2136(lines 2136 2142) no Hoare annotation was computed. [2020-07-20 13:02:07,369 INFO L268 CegarLoopResult]: For program point L2132(lines 2132 2143) no Hoare annotation was computed. [2020-07-20 13:02:07,369 INFO L268 CegarLoopResult]: For program point getClientKeyringUserENTRY(lines 2127 2180) no Hoare annotation was computed. [2020-07-20 13:02:07,369 INFO L268 CegarLoopResult]: For program point L2159(lines 2159 2175) no Hoare annotation was computed. [2020-07-20 13:02:07,369 INFO L268 CegarLoopResult]: For program point L2207-1(lines 2181 2224) no Hoare annotation was computed. [2020-07-20 13:02:07,369 INFO L268 CegarLoopResult]: For program point L2207(lines 2207 2219) no Hoare annotation was computed. [2020-07-20 13:02:07,369 INFO L268 CegarLoopResult]: For program point setClientKeyringUserENTRY(lines 2181 2224) no Hoare annotation was computed. [2020-07-20 13:02:07,369 INFO L268 CegarLoopResult]: For program point L2197(lines 2197 2205) no Hoare annotation was computed. [2020-07-20 13:02:07,369 INFO L268 CegarLoopResult]: For program point L2189(lines 2189 2193) no Hoare annotation was computed. [2020-07-20 13:02:07,370 INFO L268 CegarLoopResult]: For program point L2185(lines 2185 2221) no Hoare annotation was computed. [2020-07-20 13:02:07,370 INFO L268 CegarLoopResult]: For program point L2208(lines 2208 2216) no Hoare annotation was computed. [2020-07-20 13:02:07,370 INFO L268 CegarLoopResult]: For program point setClientKeyringUserEXIT(lines 2181 2224) no Hoare annotation was computed. [2020-07-20 13:02:07,370 INFO L268 CegarLoopResult]: For program point L2200(lines 2200 2204) no Hoare annotation was computed. [2020-07-20 13:02:07,370 INFO L268 CegarLoopResult]: For program point L2196(lines 2196 2220) no Hoare annotation was computed. [2020-07-20 13:02:07,370 INFO L268 CegarLoopResult]: For program point L2186(lines 2186 2194) no Hoare annotation was computed. [2020-07-20 13:02:07,370 INFO L268 CegarLoopResult]: For program point L2211(lines 2211 2215) no Hoare annotation was computed. [2020-07-20 13:02:07,370 INFO L271 CegarLoopResult]: At program point setEmailFromENTRY(lines 515 530) the Hoare annotation is: true [2020-07-20 13:02:07,370 INFO L268 CegarLoopResult]: For program point setEmailFromEXIT(lines 515 530) no Hoare annotation was computed. [2020-07-20 13:02:07,370 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-07-20 13:02:07,371 INFO L268 CegarLoopResult]: For program point L522-2(lines 515 530) no Hoare annotation was computed. [2020-07-20 13:02:07,371 INFO L268 CegarLoopResult]: For program point L519(lines 519 527) no Hoare annotation was computed. [2020-07-20 13:02:07,371 INFO L268 CegarLoopResult]: For program point L1601(lines 1601 1611) no Hoare annotation was computed. [2020-07-20 13:02:07,371 INFO L268 CegarLoopResult]: For program point L1598(line 1598) no Hoare annotation was computed. [2020-07-20 13:02:07,371 INFO L268 CegarLoopResult]: For program point L1598-1(line 1598) no Hoare annotation was computed. [2020-07-20 13:02:07,371 INFO L268 CegarLoopResult]: For program point createClientAddressBookEntryEXIT(lines 1590 1614) no Hoare annotation was computed. [2020-07-20 13:02:07,371 INFO L268 CegarLoopResult]: For program point L1604(line 1604) no Hoare annotation was computed. [2020-07-20 13:02:07,371 INFO L268 CegarLoopResult]: For program point L1604-1(line 1604) no Hoare annotation was computed. [2020-07-20 13:02:07,372 INFO L268 CegarLoopResult]: For program point createClientAddressBookEntryENTRY(lines 1590 1614) no Hoare annotation was computed. [2020-07-20 13:02:07,372 INFO L268 CegarLoopResult]: For program point createClientAddressBookEntryFINAL(lines 1590 1614) no Hoare annotation was computed. [2020-07-20 13:02:07,372 INFO L268 CegarLoopResult]: For program point isReadableEXIT(lines 2512 2520) no Hoare annotation was computed. [2020-07-20 13:02:07,372 INFO L271 CegarLoopResult]: At program point isReadableENTRY(lines 2512 2520) the Hoare annotation is: true [2020-07-20 13:02:07,372 INFO L268 CegarLoopResult]: For program point isReadableFINAL(lines 2512 2520) no Hoare annotation was computed. [2020-07-20 13:02:07,372 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 1015 1022) no Hoare annotation was computed. [2020-07-20 13:02:07,372 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2020-07-20 13:02:07,372 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 1015 1022) the Hoare annotation is: true [2020-07-20 13:02:07,372 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 1015 1022) no Hoare annotation was computed. [2020-07-20 13:02:07,372 INFO L268 CegarLoopResult]: For program point L2368(lines 2368 2380) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point L2368-1(lines 2342 2385) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point setClientKeyringPublicKeyEXIT(lines 2342 2385) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point L2358(lines 2358 2366) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point L2350(lines 2350 2354) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point L2346(lines 2346 2382) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point L2369(lines 2369 2377) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point L2361(lines 2361 2365) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point setClientKeyringPublicKeyENTRY(lines 2342 2385) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point L2357(lines 2357 2381) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point L2347(lines 2347 2355) no Hoare annotation was computed. [2020-07-20 13:02:07,373 INFO L268 CegarLoopResult]: For program point L2372(lines 2372 2376) no Hoare annotation was computed. [2020-07-20 13:02:07,374 INFO L264 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: (let ((.cse0 (not (<= 2 ~rjh~0))) (.cse1 (not (<= 3 ~chuck~0)))) (and (or .cse0 (not (<= |outgoing_#in~msg| 1)) (<= outgoing_~msg 1) .cse1) (or .cse0 (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) .cse1))) [2020-07-20 13:02:07,374 INFO L264 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: (let ((.cse0 (not (<= 2 ~rjh~0))) (.cse1 (not (<= 3 ~chuck~0)))) (and (or .cse0 (not (<= |outgoing_#in~msg| 1)) (<= outgoing_~msg 1) .cse1) (or .cse0 (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) .cse1))) [2020-07-20 13:02:07,374 INFO L264 CegarLoopResult]: At program point L863-1(line 863) the Hoare annotation is: (let ((.cse0 (not (<= 2 ~rjh~0))) (.cse1 (not (<= 3 ~chuck~0)))) (and (or .cse0 (not (<= |outgoing_#in~msg| 1)) (<= outgoing_~msg 1) .cse1) (or .cse0 (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) .cse1))) [2020-07-20 13:02:07,374 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-07-20 13:02:07,374 INFO L268 CegarLoopResult]: For program point outgoingEXIT(lines 857 868) no Hoare annotation was computed. [2020-07-20 13:02:07,374 INFO L264 CegarLoopResult]: At program point outgoingENTRY(lines 857 868) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) (not (<= 3 ~chuck~0))) [2020-07-20 13:02:07,374 INFO L268 CegarLoopResult]: For program point outgoingFINAL(lines 857 868) no Hoare annotation was computed. [2020-07-20 13:02:07,375 INFO L268 CegarLoopResult]: For program point setClientForwardReceiverENTRY(lines 2414 2433) no Hoare annotation was computed. [2020-07-20 13:02:07,375 INFO L268 CegarLoopResult]: For program point setClientForwardReceiverEXIT(lines 2414 2433) no Hoare annotation was computed. [2020-07-20 13:02:07,375 INFO L268 CegarLoopResult]: For program point L2424(lines 2424 2428) no Hoare annotation was computed. [2020-07-20 13:02:07,375 INFO L268 CegarLoopResult]: For program point L2424-2(lines 2414 2433) no Hoare annotation was computed. [2020-07-20 13:02:07,375 INFO L268 CegarLoopResult]: For program point L2421(lines 2421 2429) no Hoare annotation was computed. [2020-07-20 13:02:07,375 INFO L268 CegarLoopResult]: For program point L2418(lines 2418 2430) no Hoare annotation was computed. [2020-07-20 13:02:07,375 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 403 409) the Hoare annotation is: true [2020-07-20 13:02:07,375 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 403 409) no Hoare annotation was computed. [2020-07-20 13:02:07,375 INFO L268 CegarLoopResult]: For program point getClientIdFINAL(lines 2437 2460) no Hoare annotation was computed. [2020-07-20 13:02:07,376 INFO L268 CegarLoopResult]: For program point L2449(lines 2449 2455) no Hoare annotation was computed. [2020-07-20 13:02:07,376 INFO L268 CegarLoopResult]: For program point L2445(lines 2445 2456) no Hoare annotation was computed. [2020-07-20 13:02:07,376 INFO L271 CegarLoopResult]: At program point getClientIdENTRY(lines 2437 2460) the Hoare annotation is: true [2020-07-20 13:02:07,376 INFO L268 CegarLoopResult]: For program point L2441(lines 2441 2457) no Hoare annotation was computed. [2020-07-20 13:02:07,376 INFO L268 CegarLoopResult]: For program point getClientIdEXIT(lines 2437 2460) no Hoare annotation was computed. [2020-07-20 13:02:07,376 INFO L268 CegarLoopResult]: For program point L800(lines 800 811) no Hoare annotation was computed. [2020-07-20 13:02:07,376 INFO L268 CegarLoopResult]: For program point isVerifiedENTRY(lines 796 814) no Hoare annotation was computed. [2020-07-20 13:02:07,376 INFO L268 CegarLoopResult]: For program point isVerifiedFINAL(lines 796 814) no Hoare annotation was computed. [2020-07-20 13:02:07,376 INFO L268 CegarLoopResult]: For program point isVerifiedEXIT(lines 796 814) no Hoare annotation was computed. [2020-07-20 13:02:07,377 INFO L268 CegarLoopResult]: For program point L804(lines 804 810) no Hoare annotation was computed. [2020-07-20 13:02:07,377 INFO L268 CegarLoopResult]: For program point deliverFINAL(lines 869 878) no Hoare annotation was computed. [2020-07-20 13:02:07,377 INFO L271 CegarLoopResult]: At program point deliverENTRY(lines 869 878) the Hoare annotation is: true [2020-07-20 13:02:07,377 INFO L268 CegarLoopResult]: For program point deliverEXIT(lines 869 878) no Hoare annotation was computed. [2020-07-20 13:02:07,377 INFO L264 CegarLoopResult]: At program point L1008(line 1008) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (not (<= 3 ~chuck~0))) [2020-07-20 13:02:07,377 INFO L268 CegarLoopResult]: For program point L1008-1(lines 996 1013) no Hoare annotation was computed. [2020-07-20 13:02:07,377 INFO L268 CegarLoopResult]: For program point L1004(lines 1004 1010) no Hoare annotation was computed. [2020-07-20 13:02:07,377 INFO L268 CegarLoopResult]: For program point __utac_acc__DecryptAutoResponder_spec__1EXIT(lines 996 1013) no Hoare annotation was computed. [2020-07-20 13:02:07,377 INFO L271 CegarLoopResult]: At program point L1002(line 1002) the Hoare annotation is: true [2020-07-20 13:02:07,377 INFO L268 CegarLoopResult]: For program point L1002-1(line 1002) no Hoare annotation was computed. [2020-07-20 13:02:07,378 INFO L271 CegarLoopResult]: At program point __utac_acc__DecryptAutoResponder_spec__1ENTRY(lines 996 1013) the Hoare annotation is: true [2020-07-20 13:02:07,378 INFO L268 CegarLoopResult]: For program point createClientKeyringEntryEXIT(lines 2093 2117) no Hoare annotation was computed. [2020-07-20 13:02:07,378 INFO L268 CegarLoopResult]: For program point L2107-1(line 2107) no Hoare annotation was computed. [2020-07-20 13:02:07,378 INFO L268 CegarLoopResult]: For program point L2107(line 2107) no Hoare annotation was computed. [2020-07-20 13:02:07,378 INFO L268 CegarLoopResult]: For program point L2104(lines 2104 2114) no Hoare annotation was computed. [2020-07-20 13:02:07,378 INFO L268 CegarLoopResult]: For program point L2101-1(line 2101) no Hoare annotation was computed. [2020-07-20 13:02:07,378 INFO L268 CegarLoopResult]: For program point L2101(line 2101) no Hoare annotation was computed. [2020-07-20 13:02:07,378 INFO L268 CegarLoopResult]: For program point createClientKeyringEntryENTRY(lines 2093 2117) no Hoare annotation was computed. [2020-07-20 13:02:07,378 INFO L268 CegarLoopResult]: For program point createClientKeyringEntryFINAL(lines 2093 2117) no Hoare annotation was computed. [2020-07-20 13:02:07,378 INFO L268 CegarLoopResult]: For program point setup_chuckEXIT(lines 94 103) no Hoare annotation was computed. [2020-07-20 13:02:07,379 INFO L271 CegarLoopResult]: At program point setup_chuckENTRY(lines 94 103) the Hoare annotation is: true [2020-07-20 13:02:07,379 INFO L268 CegarLoopResult]: For program point setup_chuckFINAL(lines 94 103) no Hoare annotation was computed. [2020-07-20 13:02:07,379 INFO L264 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= |setup_chuck_#in~chuck___0| setup_chuck_~chuck___0) (not (<= 3 ~chuck~0))) [2020-07-20 13:02:07,379 INFO L268 CegarLoopResult]: For program point L2292(lines 2292 2338) no Hoare annotation was computed. [2020-07-20 13:02:07,379 INFO L268 CegarLoopResult]: For program point L2325(lines 2325 2331) no Hoare annotation was computed. [2020-07-20 13:02:07,379 INFO L268 CegarLoopResult]: For program point L2321(lines 2321 2332) no Hoare annotation was computed. [2020-07-20 13:02:07,379 INFO L268 CegarLoopResult]: For program point L2311(lines 2311 2317) no Hoare annotation was computed. [2020-07-20 13:02:07,379 INFO L268 CegarLoopResult]: For program point L2307(lines 2307 2318) no Hoare annotation was computed. [2020-07-20 13:02:07,379 INFO L268 CegarLoopResult]: For program point L2297(lines 2297 2303) no Hoare annotation was computed. [2020-07-20 13:02:07,379 INFO L268 CegarLoopResult]: For program point L2293(lines 2293 2304) no Hoare annotation was computed. [2020-07-20 13:02:07,380 INFO L268 CegarLoopResult]: For program point findPublicKeyFINAL(lines 2288 2341) no Hoare annotation was computed. [2020-07-20 13:02:07,380 INFO L268 CegarLoopResult]: For program point L2320(lines 2320 2336) no Hoare annotation was computed. [2020-07-20 13:02:07,380 INFO L268 CegarLoopResult]: For program point findPublicKeyEXIT(lines 2288 2341) no Hoare annotation was computed. [2020-07-20 13:02:07,380 INFO L268 CegarLoopResult]: For program point L2306(lines 2306 2337) no Hoare annotation was computed. [2020-07-20 13:02:07,380 INFO L268 CegarLoopResult]: For program point findPublicKeyENTRY(lines 2288 2341) no Hoare annotation was computed. [2020-07-20 13:02:07,380 INFO L264 CegarLoopResult]: At program point L928(line 928) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (not (<= 3 ~chuck~0)) (<= 2 sendEmail_~receiver) (not (<= 2 |sendEmail_#in~receiver|))) [2020-07-20 13:02:07,380 INFO L268 CegarLoopResult]: For program point sendEmailEXIT(lines 922 934) no Hoare annotation was computed. [2020-07-20 13:02:07,380 INFO L268 CegarLoopResult]: For program point L928-1(line 928) no Hoare annotation was computed. [2020-07-20 13:02:07,380 INFO L271 CegarLoopResult]: At program point sendEmailENTRY(lines 922 934) the Hoare annotation is: true [2020-07-20 13:02:07,380 INFO L268 CegarLoopResult]: For program point sendEmailFINAL(lines 922 934) no Hoare annotation was computed. [2020-07-20 13:02:07,381 INFO L264 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (and (<= sendEmail_~email~0 1) (<= 2 sendEmail_~receiver)) (not (<= 3 ~chuck~0)) (not (<= 2 |sendEmail_#in~receiver|))) [2020-07-20 13:02:07,381 INFO L268 CegarLoopResult]: For program point L1782(lines 1782 1794) no Hoare annotation was computed. [2020-07-20 13:02:07,381 INFO L268 CegarLoopResult]: For program point L1803(lines 1803 1807) no Hoare annotation was computed. [2020-07-20 13:02:07,381 INFO L268 CegarLoopResult]: For program point L1770(lines 1770 1778) no Hoare annotation was computed. [2020-07-20 13:02:07,381 INFO L268 CegarLoopResult]: For program point L1766(lines 1766 1814) no Hoare annotation was computed. [2020-07-20 13:02:07,381 INFO L268 CegarLoopResult]: For program point setClientAddressBookAliasENTRY(lines 1762 1817) no Hoare annotation was computed. [2020-07-20 13:02:07,381 INFO L268 CegarLoopResult]: For program point setClientAddressBookAliasEXIT(lines 1762 1817) no Hoare annotation was computed. [2020-07-20 13:02:07,381 INFO L268 CegarLoopResult]: For program point L1800(lines 1800 1808) no Hoare annotation was computed. [2020-07-20 13:02:07,381 INFO L268 CegarLoopResult]: For program point L1767(lines 1767 1779) no Hoare annotation was computed. [2020-07-20 13:02:07,381 INFO L268 CegarLoopResult]: For program point L1796(lines 1796 1812) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point L1796-1(lines 1762 1817) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point L1788(lines 1788 1792) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point L1797(lines 1797 1809) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point L1785(lines 1785 1793) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point L1781(lines 1781 1813) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point L1773(lines 1773 1777) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point L575(lines 575 587) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point getEmailSubjectFINAL(lines 570 590) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point getEmailSubjectENTRY(lines 570 590) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point L579(lines 579 586) no Hoare annotation was computed. [2020-07-20 13:02:07,382 INFO L268 CegarLoopResult]: For program point getEmailSubjectEXIT(lines 570 590) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point initClientENTRY(lines 1431 1445) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point L1435(lines 1435 1442) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point initClientFINAL(lines 1431 1445) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point initClientEXIT(lines 1431 1445) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point L656(lines 656 662) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point isEncryptedFINAL(lines 648 666) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point L652(lines 652 663) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point isEncryptedEXIT(lines 648 666) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point isEncryptedENTRY(lines 648 666) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point getClientAutoResponseFINAL(lines 1955 1978) no Hoare annotation was computed. [2020-07-20 13:02:07,383 INFO L268 CegarLoopResult]: For program point L1967(lines 1967 1973) no Hoare annotation was computed. [2020-07-20 13:02:07,384 INFO L268 CegarLoopResult]: For program point getClientAutoResponseEXIT(lines 1955 1978) no Hoare annotation was computed. [2020-07-20 13:02:07,384 INFO L268 CegarLoopResult]: For program point L1963(lines 1963 1974) no Hoare annotation was computed. [2020-07-20 13:02:07,384 INFO L271 CegarLoopResult]: At program point getClientAutoResponseENTRY(lines 1955 1978) the Hoare annotation is: true [2020-07-20 13:02:07,384 INFO L268 CegarLoopResult]: For program point L1959(lines 1959 1975) no Hoare annotation was computed. [2020-07-20 13:02:07,384 INFO L271 CegarLoopResult]: At program point rjhSetAutoRespondENTRY(lines 182 191) the Hoare annotation is: true [2020-07-20 13:02:07,384 INFO L268 CegarLoopResult]: For program point rjhSetAutoRespondFINAL(lines 182 191) no Hoare annotation was computed. [2020-07-20 13:02:07,384 INFO L268 CegarLoopResult]: For program point rjhSetAutoRespondEXIT(lines 182 191) no Hoare annotation was computed. [2020-07-20 13:02:07,384 INFO L271 CegarLoopResult]: At program point incoming__wrappee__BaseENTRY(lines 879 888) the Hoare annotation is: true [2020-07-20 13:02:07,384 INFO L268 CegarLoopResult]: For program point incoming__wrappee__BaseFINAL(lines 879 888) no Hoare annotation was computed. [2020-07-20 13:02:07,384 INFO L271 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: true [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point incoming__wrappee__BaseEXIT(lines 879 888) no Hoare annotation was computed. [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 1047 1092) no Hoare annotation was computed. [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 1047 1092) no Hoare annotation was computed. [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 1047 1092) no Hoare annotation was computed. [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point L674-2(lines 667 682) no Hoare annotation was computed. [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point L671(lines 671 679) no Hoare annotation was computed. [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point setEmailIsEncryptedEXIT(lines 667 682) no Hoare annotation was computed. [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point setEmailIsEncryptedENTRY(lines 667 682) no Hoare annotation was computed. [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point L674(lines 674 678) no Hoare annotation was computed. [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point initEmailEXIT(lines 442 456) no Hoare annotation was computed. [2020-07-20 13:02:07,385 INFO L268 CegarLoopResult]: For program point L446(lines 446 453) no Hoare annotation was computed. [2020-07-20 13:02:07,386 INFO L268 CegarLoopResult]: For program point initEmailENTRY(lines 442 456) no Hoare annotation was computed. [2020-07-20 13:02:07,386 INFO L268 CegarLoopResult]: For program point initEmailFINAL(lines 442 456) no Hoare annotation was computed. [2020-07-20 13:02:07,386 INFO L268 CegarLoopResult]: For program point getEmailBodyFINAL(lines 609 629) no Hoare annotation was computed. [2020-07-20 13:02:07,386 INFO L268 CegarLoopResult]: For program point L618(lines 618 625) no Hoare annotation was computed. [2020-07-20 13:02:07,386 INFO L268 CegarLoopResult]: For program point getEmailBodyEXIT(lines 609 629) no Hoare annotation was computed. [2020-07-20 13:02:07,386 INFO L268 CegarLoopResult]: For program point getEmailBodyENTRY(lines 609 629) no Hoare annotation was computed. [2020-07-20 13:02:07,386 INFO L268 CegarLoopResult]: For program point L614(lines 614 626) no Hoare annotation was computed. [2020-07-20 13:02:07,386 INFO L268 CegarLoopResult]: For program point setClientNameENTRY(lines 1475 1494) no Hoare annotation was computed. [2020-07-20 13:02:07,386 INFO L268 CegarLoopResult]: For program point setClientNameEXIT(lines 1475 1494) no Hoare annotation was computed. [2020-07-20 13:02:07,386 INFO L268 CegarLoopResult]: For program point L1485(lines 1485 1489) no Hoare annotation was computed. [2020-07-20 13:02:07,387 INFO L268 CegarLoopResult]: For program point L1485-2(lines 1475 1494) no Hoare annotation was computed. [2020-07-20 13:02:07,387 INFO L268 CegarLoopResult]: For program point L1482(lines 1482 1490) no Hoare annotation was computed. [2020-07-20 13:02:07,387 INFO L268 CegarLoopResult]: For program point L1479(lines 1479 1491) no Hoare annotation was computed. [2020-07-20 13:02:07,387 INFO L268 CegarLoopResult]: For program point L767(lines 767 773) no Hoare annotation was computed. [2020-07-20 13:02:07,387 INFO L268 CegarLoopResult]: For program point getEmailSignKeyEXIT(lines 759 777) no Hoare annotation was computed. [2020-07-20 13:02:07,387 INFO L268 CegarLoopResult]: For program point L763(lines 763 774) no Hoare annotation was computed. [2020-07-20 13:02:07,387 INFO L268 CegarLoopResult]: For program point getEmailSignKeyENTRY(lines 759 777) no Hoare annotation was computed. [2020-07-20 13:02:07,387 INFO L268 CegarLoopResult]: For program point getEmailSignKeyFINAL(lines 759 777) no Hoare annotation was computed. [2020-07-20 13:02:07,388 INFO L268 CegarLoopResult]: For program point setClientPrivateKeyENTRY(lines 2026 2045) no Hoare annotation was computed. [2020-07-20 13:02:07,388 INFO L268 CegarLoopResult]: For program point setClientPrivateKeyEXIT(lines 2026 2045) no Hoare annotation was computed. [2020-07-20 13:02:07,388 INFO L268 CegarLoopResult]: For program point L2036(lines 2036 2040) no Hoare annotation was computed. [2020-07-20 13:02:07,388 INFO L268 CegarLoopResult]: For program point L2036-2(lines 2026 2045) no Hoare annotation was computed. [2020-07-20 13:02:07,388 INFO L268 CegarLoopResult]: For program point L2033(lines 2033 2041) no Hoare annotation was computed. [2020-07-20 13:02:07,388 INFO L268 CegarLoopResult]: For program point L2030(lines 2030 2042) no Hoare annotation was computed. [2020-07-20 13:02:07,388 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 1644) no Hoare annotation was computed. [2020-07-20 13:02:07,388 INFO L268 CegarLoopResult]: For program point L1629(lines 1629 1645) no Hoare annotation was computed. [2020-07-20 13:02:07,388 INFO L268 CegarLoopResult]: For program point L1656(lines 1656 1662) no Hoare annotation was computed. [2020-07-20 13:02:07,388 INFO L268 CegarLoopResult]: For program point L1652(lines 1652 1663) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point L1648(lines 1648 1664) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point L1675(lines 1675 1681) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point getClientAddressBookAliasENTRY(lines 1624 1692) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point L1671(lines 1671 1682) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point getClientAddressBookAliasEXIT(lines 1624 1692) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point L1667(lines 1667 1683) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point L1628(lines 1628 1689) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point L1647(lines 1647 1688) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point getClientAddressBookAliasFINAL(lines 1624 1692) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point L1637(lines 1637 1643) no Hoare annotation was computed. [2020-07-20 13:02:07,389 INFO L268 CegarLoopResult]: For program point L1666(lines 1666 1687) no Hoare annotation was computed. [2020-07-20 13:02:07,390 INFO L268 CegarLoopResult]: For program point L2496(line 2496) no Hoare annotation was computed. [2020-07-20 13:02:07,390 INFO L268 CegarLoopResult]: For program point L2496-1(line 2496) no Hoare annotation was computed. [2020-07-20 13:02:07,390 INFO L268 CegarLoopResult]: For program point L2505-1(line 2505) no Hoare annotation was computed. [2020-07-20 13:02:07,390 INFO L268 CegarLoopResult]: For program point L2505(line 2505) no Hoare annotation was computed. [2020-07-20 13:02:07,390 INFO L268 CegarLoopResult]: For program point L2502(line 2502) no Hoare annotation was computed. [2020-07-20 13:02:07,390 INFO L268 CegarLoopResult]: For program point printMailEXIT(lines 2484 2511) no Hoare annotation was computed. [2020-07-20 13:02:07,390 INFO L268 CegarLoopResult]: For program point L2502-1(line 2502) no Hoare annotation was computed. [2020-07-20 13:02:07,390 INFO L268 CegarLoopResult]: For program point printMailENTRY(lines 2484 2511) no Hoare annotation was computed. [2020-07-20 13:02:07,390 INFO L268 CegarLoopResult]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2020-07-20 13:02:07,390 INFO L268 CegarLoopResult]: For program point printMailFINAL(lines 2484 2511) no Hoare annotation was computed. [2020-07-20 13:02:07,391 INFO L268 CegarLoopResult]: For program point L2499(line 2499) no Hoare annotation was computed. [2020-07-20 13:02:07,391 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 1314 1359) no Hoare annotation was computed. [2020-07-20 13:02:07,391 INFO L268 CegarLoopResult]: For program point L1334(lines 1334 1341) no Hoare annotation was computed. [2020-07-20 13:02:07,391 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 1314 1359) no Hoare annotation was computed. [2020-07-20 13:02:07,391 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 1314 1359) no Hoare annotation was computed. [2020-07-20 13:02:07,391 INFO L268 CegarLoopResult]: For program point L1328(lines 1328 1348) no Hoare annotation was computed. [2020-07-20 13:02:07,391 INFO L268 CegarLoopResult]: For program point L1328-1(lines 1328 1348) no Hoare annotation was computed. [2020-07-20 13:02:07,391 INFO L268 CegarLoopResult]: For program point getClientKeyringSizeENTRY(lines 2049 2072) no Hoare annotation was computed. [2020-07-20 13:02:07,391 INFO L268 CegarLoopResult]: For program point L2061(lines 2061 2067) no Hoare annotation was computed. [2020-07-20 13:02:07,391 INFO L268 CegarLoopResult]: For program point getClientKeyringSizeEXIT(lines 2049 2072) no Hoare annotation was computed. [2020-07-20 13:02:07,392 INFO L268 CegarLoopResult]: For program point L2057(lines 2057 2068) no Hoare annotation was computed. [2020-07-20 13:02:07,392 INFO L268 CegarLoopResult]: For program point getClientKeyringSizeFINAL(lines 2049 2072) no Hoare annotation was computed. [2020-07-20 13:02:07,392 INFO L268 CegarLoopResult]: For program point L2053(lines 2053 2069) no Hoare annotation was computed. [2020-07-20 13:02:07,392 INFO L268 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-07-20 13:02:07,392 INFO L268 CegarLoopResult]: For program point L559-2(lines 552 567) no Hoare annotation was computed. [2020-07-20 13:02:07,392 INFO L268 CegarLoopResult]: For program point L556(lines 556 564) no Hoare annotation was computed. [2020-07-20 13:02:07,392 INFO L268 CegarLoopResult]: For program point setEmailToEXIT(lines 552 567) no Hoare annotation was computed. [2020-07-20 13:02:07,392 INFO L264 CegarLoopResult]: At program point setEmailToENTRY(lines 552 567) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (<= 2 ~__ste_email_to0~0) (not (<= 2 |old(~__ste_email_to0~0)|)) (not (<= 3 ~chuck~0))) [2020-07-20 13:02:07,392 INFO L268 CegarLoopResult]: For program point L1697(lines 1697 1758) no Hoare annotation was computed. [2020-07-20 13:02:07,392 INFO L268 CegarLoopResult]: For program point L1716(lines 1716 1757) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point findClientAddressBookAliasFINAL(lines 1693 1761) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point L1706(lines 1706 1712) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point L1702(lines 1702 1713) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point L1698(lines 1698 1714) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point L1725(lines 1725 1731) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point L1721(lines 1721 1732) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point L1717(lines 1717 1733) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point L1744(lines 1744 1750) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point L1740(lines 1740 1751) no Hoare annotation was computed. [2020-07-20 13:02:07,393 INFO L268 CegarLoopResult]: For program point L1736(lines 1736 1752) no Hoare annotation was computed. [2020-07-20 13:02:07,394 INFO L268 CegarLoopResult]: For program point findClientAddressBookAliasEXIT(lines 1693 1761) no Hoare annotation was computed. [2020-07-20 13:02:07,394 INFO L268 CegarLoopResult]: For program point findClientAddressBookAliasENTRY(lines 1693 1761) no Hoare annotation was computed. [2020-07-20 13:02:07,394 INFO L268 CegarLoopResult]: For program point setEmailIsSignatureVerifiedENTRY(lines 815 830) no Hoare annotation was computed. [2020-07-20 13:02:07,394 INFO L268 CegarLoopResult]: For program point setEmailIsSignatureVerifiedEXIT(lines 815 830) no Hoare annotation was computed. [2020-07-20 13:02:07,394 INFO L268 CegarLoopResult]: For program point L822(lines 822 826) no Hoare annotation was computed. [2020-07-20 13:02:07,394 INFO L268 CegarLoopResult]: For program point L822-2(lines 815 830) no Hoare annotation was computed. [2020-07-20 13:02:07,394 INFO L268 CegarLoopResult]: For program point L819(lines 819 827) no Hoare annotation was computed. [2020-07-20 13:02:07,394 INFO L268 CegarLoopResult]: For program point is_queue_emptyEXIT(lines 945 953) no Hoare annotation was computed. [2020-07-20 13:02:07,394 INFO L271 CegarLoopResult]: At program point is_queue_emptyENTRY(lines 945 953) the Hoare annotation is: true [2020-07-20 13:02:07,394 INFO L268 CegarLoopResult]: For program point is_queue_emptyFINAL(lines 945 953) no Hoare annotation was computed. [2020-07-20 13:02:07,394 INFO L268 CegarLoopResult]: For program point L785(lines 785 789) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point setEmailSignKeyEXIT(lines 778 793) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point L785-2(lines 778 793) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point setEmailSignKeyENTRY(lines 778 793) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point L2238(lines 2238 2284) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point L2271(lines 2271 2277) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point getClientKeyringPublicKeyEXIT(lines 2234 2287) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point L2267(lines 2267 2278) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point L2257(lines 2257 2263) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point L2253(lines 2253 2264) no Hoare annotation was computed. [2020-07-20 13:02:07,395 INFO L268 CegarLoopResult]: For program point L2243(lines 2243 2249) no Hoare annotation was computed. [2020-07-20 13:02:07,396 INFO L268 CegarLoopResult]: For program point getClientKeyringPublicKeyFINAL(lines 2234 2287) no Hoare annotation was computed. [2020-07-20 13:02:07,396 INFO L268 CegarLoopResult]: For program point L2239(lines 2239 2250) no Hoare annotation was computed. [2020-07-20 13:02:07,396 INFO L268 CegarLoopResult]: For program point L2266(lines 2266 2282) no Hoare annotation was computed. [2020-07-20 13:02:07,396 INFO L268 CegarLoopResult]: For program point getClientKeyringPublicKeyENTRY(lines 2234 2287) no Hoare annotation was computed. [2020-07-20 13:02:07,396 INFO L268 CegarLoopResult]: For program point L2252(lines 2252 2283) no Hoare annotation was computed. [2020-07-20 13:02:07,396 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:02:07,396 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:02:07,396 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:02:07,396 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 386 395) no Hoare annotation was computed. [2020-07-20 13:02:07,396 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 386 395) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 386 395) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 1211 1313) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point L1276(line 1276) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point L1276-1(line 1276) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point L1235(lines 1235 1239) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point L1299(lines 1299 1310) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point L1262(lines 1262 1266) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point L1260-2(lines 1260 1280) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 1211 1313) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point L1281(lines 1259 1282) no Hoare annotation was computed. [2020-07-20 13:02:07,397 INFO L268 CegarLoopResult]: For program point L1240(lines 1240 1256) no Hoare annotation was computed. [2020-07-20 13:02:07,398 INFO L268 CegarLoopResult]: For program point L1300(lines 1300 1307) no Hoare annotation was computed. [2020-07-20 13:02:07,398 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 1211 1313) no Hoare annotation was computed. [2020-07-20 13:02:07,398 INFO L268 CegarLoopResult]: For program point L1261(lines 1260 1280) no Hoare annotation was computed. [2020-07-20 13:02:07,398 INFO L268 CegarLoopResult]: For program point L1292(line 1292) no Hoare annotation was computed. [2020-07-20 13:02:07,398 INFO L268 CegarLoopResult]: For program point L1292-1(line 1292) no Hoare annotation was computed. [2020-07-20 13:02:07,398 INFO L268 CegarLoopResult]: For program point L1257(lines 1257 1298) no Hoare annotation was computed. [2020-07-20 13:02:07,398 INFO L268 CegarLoopResult]: For program point getClientAddressBookAddressFINAL(lines 1827 1895) no Hoare annotation was computed. [2020-07-20 13:02:07,398 INFO L268 CegarLoopResult]: For program point L1850(lines 1850 1891) no Hoare annotation was computed. [2020-07-20 13:02:07,398 INFO L268 CegarLoopResult]: For program point getClientAddressBookAddressENTRY(lines 1827 1895) no Hoare annotation was computed. [2020-07-20 13:02:07,398 INFO L268 CegarLoopResult]: For program point L1840(lines 1840 1846) no Hoare annotation was computed. [2020-07-20 13:02:07,399 INFO L268 CegarLoopResult]: For program point L1869(lines 1869 1890) no Hoare annotation was computed. [2020-07-20 13:02:07,399 INFO L268 CegarLoopResult]: For program point L1836(lines 1836 1847) no Hoare annotation was computed. [2020-07-20 13:02:07,399 INFO L268 CegarLoopResult]: For program point L1832(lines 1832 1848) no Hoare annotation was computed. [2020-07-20 13:02:07,399 INFO L268 CegarLoopResult]: For program point L1859(lines 1859 1865) no Hoare annotation was computed. [2020-07-20 13:02:07,399 INFO L268 CegarLoopResult]: For program point L1855(lines 1855 1866) no Hoare annotation was computed. [2020-07-20 13:02:07,399 INFO L268 CegarLoopResult]: For program point L1851(lines 1851 1867) no Hoare annotation was computed. [2020-07-20 13:02:07,399 INFO L268 CegarLoopResult]: For program point getClientAddressBookAddressEXIT(lines 1827 1895) no Hoare annotation was computed. [2020-07-20 13:02:07,399 INFO L268 CegarLoopResult]: For program point L1878(lines 1878 1884) no Hoare annotation was computed. [2020-07-20 13:02:07,399 INFO L268 CegarLoopResult]: For program point L1874(lines 1874 1885) no Hoare annotation was computed. [2020-07-20 13:02:07,399 INFO L268 CegarLoopResult]: For program point L1870(lines 1870 1886) no Hoare annotation was computed. [2020-07-20 13:02:07,400 INFO L268 CegarLoopResult]: For program point L1831(lines 1831 1892) no Hoare annotation was computed. [2020-07-20 13:02:07,400 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:02:07,400 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:02:07,400 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:02:07,400 INFO L268 CegarLoopResult]: For program point setClientOutbufferEXIT(lines 1523 1542) no Hoare annotation was computed. [2020-07-20 13:02:07,400 INFO L268 CegarLoopResult]: For program point L1533(lines 1533 1537) no Hoare annotation was computed. [2020-07-20 13:02:07,400 INFO L268 CegarLoopResult]: For program point L1533-2(lines 1523 1542) no Hoare annotation was computed. [2020-07-20 13:02:07,400 INFO L268 CegarLoopResult]: For program point L1530(lines 1530 1538) no Hoare annotation was computed. [2020-07-20 13:02:07,400 INFO L268 CegarLoopResult]: For program point L1527(lines 1527 1539) no Hoare annotation was computed. [2020-07-20 13:02:07,401 INFO L268 CegarLoopResult]: For program point setClientOutbufferENTRY(lines 1523 1542) no Hoare annotation was computed. [2020-07-20 13:02:07,401 INFO L268 CegarLoopResult]: For program point L146-1(line 146) no Hoare annotation was computed. [2020-07-20 13:02:07,401 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 138 160) no Hoare annotation was computed. [2020-07-20 13:02:07,401 INFO L271 CegarLoopResult]: At program point setupENTRY(lines 138 160) the Hoare annotation is: true [2020-07-20 13:02:07,401 INFO L268 CegarLoopResult]: For program point setupFINAL(lines 138 160) no Hoare annotation was computed. [2020-07-20 13:02:07,401 INFO L264 CegarLoopResult]: At program point L154(line 154) the Hoare annotation is: (and (<= 2 ~rjh~0) (<= 3 ~chuck~0)) [2020-07-20 13:02:07,401 INFO L268 CegarLoopResult]: For program point L154-1(line 154) no Hoare annotation was computed. [2020-07-20 13:02:07,401 INFO L264 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (<= 2 ~rjh~0) [2020-07-20 13:02:07,401 INFO L268 CegarLoopResult]: For program point L150-1(line 150) no Hoare annotation was computed. [2020-07-20 13:02:07,402 INFO L271 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: true [2020-07-20 13:02:07,402 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:02:07,402 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-20 13:02:07,402 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:02:07,402 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:02:07,402 INFO L268 CegarLoopResult]: For program point getEmailFromFINAL(lines 496 514) no Hoare annotation was computed. [2020-07-20 13:02:07,402 INFO L268 CegarLoopResult]: For program point getEmailFromEXIT(lines 496 514) no Hoare annotation was computed. [2020-07-20 13:02:07,402 INFO L271 CegarLoopResult]: At program point getEmailFromENTRY(lines 496 514) the Hoare annotation is: true [2020-07-20 13:02:07,402 INFO L268 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2020-07-20 13:02:07,402 INFO L268 CegarLoopResult]: For program point L500(lines 500 511) no Hoare annotation was computed. [2020-07-20 13:02:07,403 INFO L268 CegarLoopResult]: For program point L2080(lines 2080 2088) no Hoare annotation was computed. [2020-07-20 13:02:07,403 INFO L268 CegarLoopResult]: For program point L2083-2(lines 2073 2092) no Hoare annotation was computed. [2020-07-20 13:02:07,403 INFO L268 CegarLoopResult]: For program point L2077(lines 2077 2089) no Hoare annotation was computed. [2020-07-20 13:02:07,403 INFO L268 CegarLoopResult]: For program point setClientKeyringSizeEXIT(lines 2073 2092) no Hoare annotation was computed. [2020-07-20 13:02:07,403 INFO L268 CegarLoopResult]: For program point setClientKeyringSizeENTRY(lines 2073 2092) no Hoare annotation was computed. [2020-07-20 13:02:07,403 INFO L268 CegarLoopResult]: For program point L2083(lines 2083 2087) no Hoare annotation was computed. [2020-07-20 13:02:07,403 INFO L268 CegarLoopResult]: For program point promptEXIT(lines 1025 1039) no Hoare annotation was computed. [2020-07-20 13:02:07,403 INFO L268 CegarLoopResult]: For program point promptENTRY(lines 1025 1039) no Hoare annotation was computed. [2020-07-20 13:02:07,403 INFO L268 CegarLoopResult]: For program point promptFINAL(lines 1025 1039) no Hoare annotation was computed. [2020-07-20 13:02:07,403 INFO L268 CegarLoopResult]: For program point queueFINAL(lines 935 944) no Hoare annotation was computed. [2020-07-20 13:02:07,404 INFO L271 CegarLoopResult]: At program point queueENTRY(lines 935 944) the Hoare annotation is: true [2020-07-20 13:02:07,404 INFO L268 CegarLoopResult]: For program point queueEXIT(lines 935 944) no Hoare annotation was computed. [2020-07-20 13:02:07,404 INFO L268 CegarLoopResult]: For program point L2465(lines 2465 2477) no Hoare annotation was computed. [2020-07-20 13:02:07,404 INFO L268 CegarLoopResult]: For program point setClientIdEXIT(lines 2461 2480) no Hoare annotation was computed. [2020-07-20 13:02:07,404 INFO L271 CegarLoopResult]: At program point setClientIdENTRY(lines 2461 2480) the Hoare annotation is: true [2020-07-20 13:02:07,404 INFO L268 CegarLoopResult]: For program point L2471(lines 2471 2475) no Hoare annotation was computed. [2020-07-20 13:02:07,404 INFO L268 CegarLoopResult]: For program point L2468(lines 2468 2476) no Hoare annotation was computed. [2020-07-20 13:02:07,404 INFO L268 CegarLoopResult]: For program point L2471-2(lines 2461 2480) no Hoare annotation was computed. [2020-07-20 13:02:07,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:02:07 BoogieIcfgContainer [2020-07-20 13:02:07,435 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:02:07,438 INFO L168 Benchmark]: Toolchain (without parser) took 103227.31 ms. Allocated memory was 135.8 MB in the beginning and 2.9 GB in the end (delta: 2.8 GB). Free memory was 97.8 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2020-07-20 13:02:07,438 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 135.8 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-20 13:02:07,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 988.55 ms. Allocated memory was 135.8 MB in the beginning and 200.8 MB in the end (delta: 65.0 MB). Free memory was 97.4 MB in the beginning and 147.3 MB in the end (delta: -49.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:02:07,439 INFO L168 Benchmark]: Boogie Preprocessor took 175.26 ms. Allocated memory is still 200.8 MB. Free memory was 147.3 MB in the beginning and 139.3 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2020-07-20 13:02:07,440 INFO L168 Benchmark]: RCFGBuilder took 2061.06 ms. Allocated memory was 200.8 MB in the beginning and 256.9 MB in the end (delta: 56.1 MB). Free memory was 139.3 MB in the beginning and 203.6 MB in the end (delta: -64.3 MB). Peak memory consumption was 98.5 MB. Max. memory is 7.1 GB. [2020-07-20 13:02:07,440 INFO L168 Benchmark]: TraceAbstraction took 99995.55 ms. Allocated memory was 256.9 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 203.6 MB in the beginning and 1.9 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2020-07-20 13:02:07,444 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 135.8 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 988.55 ms. Allocated memory was 135.8 MB in the beginning and 200.8 MB in the end (delta: 65.0 MB). Free memory was 97.4 MB in the beginning and 147.3 MB in the end (delta: -49.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 175.26 ms. Allocated memory is still 200.8 MB. Free memory was 147.3 MB in the beginning and 139.3 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2061.06 ms. Allocated memory was 200.8 MB in the beginning and 256.9 MB in the end (delta: 56.1 MB). Free memory was 139.3 MB in the beginning and 203.6 MB in the end (delta: -64.3 MB). Peak memory consumption was 98.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 99995.55 ms. Allocated memory was 256.9 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 203.6 MB in the beginning and 1.9 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1019]: 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: 240]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - InvariantResult [Line: 298]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: ((!(2 <= rjh) || 1 <= op1) || !(3 <= chuck)) || 0 == op1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 91 procedures, 603 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 60.6s, OverallIterations: 24, TraceHistogramMax: 5, AutomataDifference: 19.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 39.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5998 SDtfs, 1679 SDslu, 17697 SDs, 0 SdLazy, 1836 SolverSat, 167 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3618 GetRequests, 3498 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44816occurred in iteration=23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 20.3s AutomataMinimizationTime, 24 MinimizatonAttempts, 41 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 85 LocationsWithAnnotation, 6743 PreInvPairs, 31523 NumberOfFragments, 824 HoareAnnotationTreeSize, 6743 FomulaSimplifications, 634728 FormulaSimplificationTreeSizeReduction, 37.6s HoareSimplificationTime, 85 FomulaSimplificationsInter, 2086 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.7s SsaConstructionTime, 9.0s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 3471 NumberOfCodeBlocks, 2319 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 3577 ConstructedInterpolants, 0 QuantifiedInterpolants, 629729 SizeOfPredicates, 47 NumberOfNonLiveVariables, 39776 ConjunctsInSsa, 126 ConjunctsInUnsatCore, 25 InterpolantComputations, 23 PerfectInterpolantSequences, 445/449 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...