/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_VARIABLES --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 16:21:52,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:21:52,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:21:52,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:21:52,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:21:52,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:21:52,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:21:52,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:21:52,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:21:52,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:21:52,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:21:52,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:21:52,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:21:52,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:21:52,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:21:52,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:21:52,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:21:52,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:21:52,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:21:52,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:21:52,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:21:52,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:21:52,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:21:52,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:21:52,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:21:52,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:21:52,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:21:52,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:21:52,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:21:52,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:21:52,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:21:52,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:21:52,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:21:52,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:21:52,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:21:52,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:21:52,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:21:52,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:21:52,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:21:52,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:21:52,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:21:52,445 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 16:21:52,459 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:21:52,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:21:52,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:21:52,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:21:52,461 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:21:52,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:21:52,462 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:21:52,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:21:52,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:21:52,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:21:52,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:21:52,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:21:52,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:21:52,463 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:21:52,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:21:52,463 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:21:52,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:21:52,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:21:52,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:21:52,464 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:21:52,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:21:52,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:21:52,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:21:52,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:21:52,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:21:52,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:21:52,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:21:52,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:21:52,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:21:52,466 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_VARIABLES 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 16:21:52,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:21:52,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:21:52,802 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:21:52,804 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:21:52,804 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:21:52,806 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-07-20 16:21:52,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e3a542f4/93187c66174543efb5a4d2da8194afea/FLAG76eb52963 [2020-07-20 16:21:53,457 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:21:53,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-07-20 16:21:53,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e3a542f4/93187c66174543efb5a4d2da8194afea/FLAG76eb52963 [2020-07-20 16:21:53,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e3a542f4/93187c66174543efb5a4d2da8194afea [2020-07-20 16:21:53,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:21:53,702 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:21:53,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:21:53,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:21:53,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:21:53,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:21:53" (1/1) ... [2020-07-20 16:21:53,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@571e09da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:53, skipping insertion in model container [2020-07-20 16:21:53,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:21:53" (1/1) ... [2020-07-20 16:21:53,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:21:53,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:21:54,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:21:54,403 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:21:54,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:21:54,611 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:21:54,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54 WrapperNode [2020-07-20 16:21:54,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:21:54,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:21:54,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:21:54,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:21:54,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:21:54,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:21:54,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:21:54,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:21:54,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (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 16:21:54,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:21:54,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:21:54,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:21:54,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-07-20 16:21:54,842 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-07-20 16:21:54,842 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-07-20 16:21:54,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-07-20 16:21:54,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-07-20 16:21:54,843 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:21:54,843 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:21:54,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-07-20 16:21:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:21:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:21:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:21:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:21:54,845 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:21:54,845 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-07-20 16:21:54,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-07-20 16:21:54,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-07-20 16:21:54,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-07-20 16:21:54,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-07-20 16:21:54,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-07-20 16:21:54,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-07-20 16:21:54,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-07-20 16:21:54,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-07-20 16:21:54,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-07-20 16:21:54,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-07-20 16:21:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-07-20 16:21:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-07-20 16:21:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-07-20 16:21:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-07-20 16:21:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-07-20 16:21:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-07-20 16:21:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-07-20 16:21:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-07-20 16:21:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-07-20 16:21:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-07-20 16:21:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-07-20 16:21:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-07-20 16:21:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-07-20 16:21:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-07-20 16:21:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-07-20 16:21:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-07-20 16:21:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-07-20 16:21:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-07-20 16:21:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-07-20 16:21:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-07-20 16:21:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-07-20 16:21:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-07-20 16:21:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-07-20 16:21:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:21:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-07-20 16:21:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:21:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:21:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:21:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:21:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:21:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:21:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-07-20 16:21:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-07-20 16:21:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-07-20 16:21:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-07-20 16:21:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-07-20 16:21:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-07-20 16:21:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-07-20 16:21:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-07-20 16:21:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-07-20 16:21:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-07-20 16:21:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-07-20 16:21:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-07-20 16:21:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-07-20 16:21:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-07-20 16:21:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-07-20 16:21:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-07-20 16:21:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-07-20 16:21:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-07-20 16:21:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-07-20 16:21:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-07-20 16:21:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-07-20 16:21:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-07-20 16:21:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-07-20 16:21:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-07-20 16:21:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-07-20 16:21:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-07-20 16:21:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-07-20 16:21:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-07-20 16:21:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-07-20 16:21:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-07-20 16:21:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-07-20 16:21:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-07-20 16:21:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-07-20 16:21:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:21:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:21:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:21:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-07-20 16:21:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-07-20 16:21:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-07-20 16:21:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:21:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:21:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:21:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-07-20 16:21:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-07-20 16:21:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-07-20 16:21:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-07-20 16:21:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-07-20 16:21:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-07-20 16:21:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-07-20 16:21:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-07-20 16:21:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-07-20 16:21:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-07-20 16:21:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:21:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:21:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:21:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-07-20 16:21:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:21:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:21:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-07-20 16:21:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-07-20 16:21:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-07-20 16:21:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-07-20 16:21:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-07-20 16:21:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-07-20 16:21:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-07-20 16:21:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-07-20 16:21:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-07-20 16:21:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-07-20 16:21:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-07-20 16:21:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-07-20 16:21:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-07-20 16:21:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-07-20 16:21:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-07-20 16:21:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-07-20 16:21:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-07-20 16:21:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-07-20 16:21:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-07-20 16:21:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-07-20 16:21:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-07-20 16:21:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-07-20 16:21:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-07-20 16:21:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-07-20 16:21:54,866 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-07-20 16:21:54,866 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-07-20 16:21:54,866 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-07-20 16:21:54,866 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-07-20 16:21:54,866 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-07-20 16:21:54,866 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-07-20 16:21:54,867 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-07-20 16:21:54,867 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-07-20 16:21:54,867 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-07-20 16:21:54,867 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:21:54,867 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-07-20 16:21:54,867 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-07-20 16:21:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:21:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:21:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:21:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:21:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:21:54,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:21:54,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:21:54,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:21:54,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:21:54,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:21:54,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:21:54,869 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:21:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:21:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:21:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:21:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:21:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-07-20 16:21:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-07-20 16:21:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-07-20 16:21:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-07-20 16:21:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-07-20 16:21:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-07-20 16:21:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-07-20 16:21:54,872 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-07-20 16:21:54,872 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-07-20 16:21:54,872 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-07-20 16:21:54,872 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-07-20 16:21:54,872 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-07-20 16:21:54,872 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-07-20 16:21:54,873 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-07-20 16:21:54,873 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-07-20 16:21:54,873 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-07-20 16:21:54,873 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-07-20 16:21:54,873 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-07-20 16:21:54,873 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-07-20 16:21:54,874 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-07-20 16:21:54,874 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-07-20 16:21:54,874 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-07-20 16:21:54,874 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-07-20 16:21:54,874 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-07-20 16:21:54,874 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-07-20 16:21:54,875 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-07-20 16:21:54,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:21:54,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:21:54,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:21:56,538 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:21:56,539 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-20 16:21:56,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:21:56 BoogieIcfgContainer [2020-07-20 16:21:56,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:21:56,546 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:21:56,546 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:21:56,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:21:56,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:21:53" (1/3) ... [2020-07-20 16:21:56,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f749ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:21:56, skipping insertion in model container [2020-07-20 16:21:56,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (2/3) ... [2020-07-20 16:21:56,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f749ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:21:56, skipping insertion in model container [2020-07-20 16:21:56,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:21:56" (3/3) ... [2020-07-20 16:21:56,556 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-07-20 16:21:56,566 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:21:56,578 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:21:56,593 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:21:56,618 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:21:56,619 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:21:56,619 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:21:56,619 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:21:56,619 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:21:56,619 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:21:56,619 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:21:56,620 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:21:56,643 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states. [2020-07-20 16:21:56,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-07-20 16:21:56,657 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:21:56,658 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 16:21:56,659 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:21:56,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:21:56,665 INFO L82 PathProgramCache]: Analyzing trace with hash -1055446932, now seen corresponding path program 1 times [2020-07-20 16:21:56,674 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:21:56,675 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [75071748] [2020-07-20 16:21:56,675 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 16:21:57,388 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 16:21:57,388 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:21:57,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 16:21:57,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:21:57,590 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 16:21:57,590 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:21:57,591 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [75071748] [2020-07-20 16:21:57,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:21:57,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 16:21:57,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948253586] [2020-07-20 16:21:57,602 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-20 16:21:57,602 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:21:57,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-20 16:21:57,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-20 16:21:57,619 INFO L87 Difference]: Start difference. First operand 220 states. Second operand 7 states. [2020-07-20 16:21:58,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:21:58,304 INFO L93 Difference]: Finished difference Result 404 states and 519 transitions. [2020-07-20 16:21:58,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 16:21:58,308 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 125 [2020-07-20 16:21:58,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:21:58,333 INFO L225 Difference]: With dead ends: 404 [2020-07-20 16:21:58,334 INFO L226 Difference]: Without dead ends: 208 [2020-07-20 16:21:58,342 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 119 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 16:21:58,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2020-07-20 16:21:58,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 208. [2020-07-20 16:21:58,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2020-07-20 16:21:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 258 transitions. [2020-07-20 16:21:58,436 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 258 transitions. Word has length 125 [2020-07-20 16:21:58,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:21:58,436 INFO L479 AbstractCegarLoop]: Abstraction has 208 states and 258 transitions. [2020-07-20 16:21:58,436 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-20 16:21:58,437 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 258 transitions. [2020-07-20 16:21:58,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-07-20 16:21:58,441 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:21:58,441 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] [2020-07-20 16:21:58,656 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:21:58,656 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:21:58,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:21:58,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1286343955, now seen corresponding path program 1 times [2020-07-20 16:21:58,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:21:58,659 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [491271755] [2020-07-20 16:21:58,659 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 16:21:59,175 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 16:21:59,176 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:21:59,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 16:21:59,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:21:59,255 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 16:21:59,255 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:21:59,256 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [491271755] [2020-07-20 16:21:59,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:21:59,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 16:21:59,257 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836225059] [2020-07-20 16:21:59,258 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-20 16:21:59,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:21:59,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-20 16:21:59,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-20 16:21:59,260 INFO L87 Difference]: Start difference. First operand 208 states and 258 transitions. Second operand 7 states. [2020-07-20 16:21:59,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:21:59,993 INFO L93 Difference]: Finished difference Result 375 states and 469 transitions. [2020-07-20 16:21:59,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 16:21:59,994 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 127 [2020-07-20 16:21:59,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:21:59,997 INFO L225 Difference]: With dead ends: 375 [2020-07-20 16:21:59,997 INFO L226 Difference]: Without dead ends: 212 [2020-07-20 16:21:59,999 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 121 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 16:22:00,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-07-20 16:22:00,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-07-20 16:22:00,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-07-20 16:22:00,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 262 transitions. [2020-07-20 16:22:00,021 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 262 transitions. Word has length 127 [2020-07-20 16:22:00,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:00,021 INFO L479 AbstractCegarLoop]: Abstraction has 212 states and 262 transitions. [2020-07-20 16:22:00,021 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-20 16:22:00,022 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 262 transitions. [2020-07-20 16:22:00,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-07-20 16:22:00,024 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:00,025 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] [2020-07-20 16:22:00,229 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:00,230 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:00,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:00,230 INFO L82 PathProgramCache]: Analyzing trace with hash -919207694, now seen corresponding path program 2 times [2020-07-20 16:22:00,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:00,231 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1853681639] [2020-07-20 16:22:00,232 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 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 16:22:00,732 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 16:22:00,732 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:00,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 16:22:00,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:00,814 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 16:22:00,815 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:00,815 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1853681639] [2020-07-20 16:22:00,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:00,816 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 16:22:00,816 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712663621] [2020-07-20 16:22:00,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-20 16:22:00,817 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:00,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-20 16:22:00,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-20 16:22:00,818 INFO L87 Difference]: Start difference. First operand 212 states and 262 transitions. Second operand 7 states. [2020-07-20 16:22:01,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:01,449 INFO L93 Difference]: Finished difference Result 373 states and 466 transitions. [2020-07-20 16:22:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 16:22:01,450 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 128 [2020-07-20 16:22:01,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:01,454 INFO L225 Difference]: With dead ends: 373 [2020-07-20 16:22:01,454 INFO L226 Difference]: Without dead ends: 212 [2020-07-20 16:22:01,455 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 122 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 16:22:01,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-07-20 16:22:01,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-07-20 16:22:01,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-07-20 16:22:01,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 261 transitions. [2020-07-20 16:22:01,487 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 261 transitions. Word has length 128 [2020-07-20 16:22:01,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:01,487 INFO L479 AbstractCegarLoop]: Abstraction has 212 states and 261 transitions. [2020-07-20 16:22:01,487 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-20 16:22:01,487 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 261 transitions. [2020-07-20 16:22:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-07-20 16:22:01,490 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:01,490 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] [2020-07-20 16:22:01,704 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:01,705 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:01,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:01,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1494009384, now seen corresponding path program 1 times [2020-07-20 16:22:01,706 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:01,707 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1436342575] [2020-07-20 16:22:01,707 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 16:22:02,437 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:22:02,437 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:02,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 1712 conjuncts, 21 conjunts are in the unsatisfiable core [2020-07-20 16:22:02,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:02,678 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 16:22:02,679 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:02,679 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1436342575] [2020-07-20 16:22:02,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:02,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-07-20 16:22:02,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838272125] [2020-07-20 16:22:02,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-07-20 16:22:02,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:02,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-07-20 16:22:02,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272 [2020-07-20 16:22:02,682 INFO L87 Difference]: Start difference. First operand 212 states and 261 transitions. Second operand 17 states. [2020-07-20 16:22:03,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:03,866 INFO L93 Difference]: Finished difference Result 447 states and 540 transitions. [2020-07-20 16:22:03,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-20 16:22:03,867 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 129 [2020-07-20 16:22:03,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:03,878 INFO L225 Difference]: With dead ends: 447 [2020-07-20 16:22:03,878 INFO L226 Difference]: Without dead ends: 344 [2020-07-20 16:22:03,880 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 114 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 16:22:03,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2020-07-20 16:22:03,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 337. [2020-07-20 16:22:03,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2020-07-20 16:22:03,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 413 transitions. [2020-07-20 16:22:03,937 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 413 transitions. Word has length 129 [2020-07-20 16:22:03,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:03,940 INFO L479 AbstractCegarLoop]: Abstraction has 337 states and 413 transitions. [2020-07-20 16:22:03,940 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-07-20 16:22:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 413 transitions. [2020-07-20 16:22:03,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-07-20 16:22:03,951 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:03,951 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] [2020-07-20 16:22:04,164 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:04,165 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:04,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:04,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1180636659, now seen corresponding path program 1 times [2020-07-20 16:22:04,166 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:04,167 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1183277365] [2020-07-20 16:22:04,167 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 16:22:04,750 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 16:22:04,750 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:04,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 16:22:04,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:04,828 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 16:22:04,828 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:04,829 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1183277365] [2020-07-20 16:22:04,829 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:04,829 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 16:22:04,829 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291651727] [2020-07-20 16:22:04,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 16:22:04,830 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:04,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 16:22:04,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-07-20 16:22:04,831 INFO L87 Difference]: Start difference. First operand 337 states and 413 transitions. Second operand 9 states. [2020-07-20 16:22:04,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:04,987 INFO L93 Difference]: Finished difference Result 590 states and 723 transitions. [2020-07-20 16:22:04,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-20 16:22:04,987 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 130 [2020-07-20 16:22:04,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:04,992 INFO L225 Difference]: With dead ends: 590 [2020-07-20 16:22:04,992 INFO L226 Difference]: Without dead ends: 367 [2020-07-20 16:22:04,996 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 122 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 16:22:04,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2020-07-20 16:22:05,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 363. [2020-07-20 16:22:05,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2020-07-20 16:22:05,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 449 transitions. [2020-07-20 16:22:05,053 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 449 transitions. Word has length 130 [2020-07-20 16:22:05,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:05,054 INFO L479 AbstractCegarLoop]: Abstraction has 363 states and 449 transitions. [2020-07-20 16:22:05,054 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 16:22:05,054 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 449 transitions. [2020-07-20 16:22:05,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-07-20 16:22:05,058 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:05,058 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] [2020-07-20 16:22:05,271 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:05,272 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:05,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:05,273 INFO L82 PathProgramCache]: Analyzing trace with hash 930653710, now seen corresponding path program 1 times [2020-07-20 16:22:05,273 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:05,274 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [354546227] [2020-07-20 16:22:05,274 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 16:22:05,860 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:22:05,860 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:05,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 1711 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-20 16:22:05,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:05,968 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 16:22:05,968 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:05,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [354546227] [2020-07-20 16:22:05,969 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:05,969 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 16:22:05,969 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78264568] [2020-07-20 16:22:05,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 16:22:05,970 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:05,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 16:22:05,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-07-20 16:22:05,971 INFO L87 Difference]: Start difference. First operand 363 states and 449 transitions. Second operand 9 states. [2020-07-20 16:22:06,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:06,103 INFO L93 Difference]: Finished difference Result 648 states and 813 transitions. [2020-07-20 16:22:06,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-20 16:22:06,103 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 130 [2020-07-20 16:22:06,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:06,107 INFO L225 Difference]: With dead ends: 648 [2020-07-20 16:22:06,107 INFO L226 Difference]: Without dead ends: 399 [2020-07-20 16:22:06,108 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 122 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 16:22:06,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2020-07-20 16:22:06,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 393. [2020-07-20 16:22:06,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2020-07-20 16:22:06,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 492 transitions. [2020-07-20 16:22:06,134 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 492 transitions. Word has length 130 [2020-07-20 16:22:06,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:06,135 INFO L479 AbstractCegarLoop]: Abstraction has 393 states and 492 transitions. [2020-07-20 16:22:06,135 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 16:22:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 492 transitions. [2020-07-20 16:22:06,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-07-20 16:22:06,138 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:06,138 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] [2020-07-20 16:22:06,353 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:06,354 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:06,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:06,355 INFO L82 PathProgramCache]: Analyzing trace with hash -227157716, now seen corresponding path program 1 times [2020-07-20 16:22:06,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:06,356 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1490166003] [2020-07-20 16:22:06,357 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 16:22:06,815 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 16:22:06,816 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:06,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:22:06,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:06,906 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 16:22:06,907 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:06,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1490166003] [2020-07-20 16:22:06,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:06,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-20 16:22:06,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389918869] [2020-07-20 16:22:06,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-20 16:22:06,909 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:06,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-20 16:22:06,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-07-20 16:22:06,909 INFO L87 Difference]: Start difference. First operand 393 states and 492 transitions. Second operand 10 states. [2020-07-20 16:22:07,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:07,050 INFO L93 Difference]: Finished difference Result 703 states and 886 transitions. [2020-07-20 16:22:07,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-20 16:22:07,051 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 131 [2020-07-20 16:22:07,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:07,054 INFO L225 Difference]: With dead ends: 703 [2020-07-20 16:22:07,054 INFO L226 Difference]: Without dead ends: 409 [2020-07-20 16:22:07,056 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 123 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 16:22:07,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2020-07-20 16:22:07,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 409. [2020-07-20 16:22:07,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 409 states. [2020-07-20 16:22:07,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 514 transitions. [2020-07-20 16:22:07,081 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 514 transitions. Word has length 131 [2020-07-20 16:22:07,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:07,082 INFO L479 AbstractCegarLoop]: Abstraction has 409 states and 514 transitions. [2020-07-20 16:22:07,082 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-20 16:22:07,082 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 514 transitions. [2020-07-20 16:22:07,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-07-20 16:22:07,085 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:07,085 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] [2020-07-20 16:22:07,298 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:07,299 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:07,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:07,300 INFO L82 PathProgramCache]: Analyzing trace with hash 196489006, now seen corresponding path program 1 times [2020-07-20 16:22:07,300 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:07,300 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [711223256] [2020-07-20 16:22:07,301 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 16:22:07,807 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 16:22:07,807 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:07,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 13 conjunts are in the unsatisfiable core [2020-07-20 16:22:07,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:07,916 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 16:22:07,917 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:07,917 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [711223256] [2020-07-20 16:22:07,918 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:07,918 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-20 16:22:07,918 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058017745] [2020-07-20 16:22:07,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-20 16:22:07,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:07,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-20 16:22:07,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2020-07-20 16:22:07,919 INFO L87 Difference]: Start difference. First operand 409 states and 514 transitions. Second operand 12 states. [2020-07-20 16:22:08,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:08,092 INFO L93 Difference]: Finished difference Result 730 states and 907 transitions. [2020-07-20 16:22:08,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-20 16:22:08,093 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 131 [2020-07-20 16:22:08,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:08,096 INFO L225 Difference]: With dead ends: 730 [2020-07-20 16:22:08,096 INFO L226 Difference]: Without dead ends: 431 [2020-07-20 16:22:08,098 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 120 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 16:22:08,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2020-07-20 16:22:08,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 423. [2020-07-20 16:22:08,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2020-07-20 16:22:08,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 532 transitions. [2020-07-20 16:22:08,123 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 532 transitions. Word has length 131 [2020-07-20 16:22:08,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:08,124 INFO L479 AbstractCegarLoop]: Abstraction has 423 states and 532 transitions. [2020-07-20 16:22:08,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-20 16:22:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 532 transitions. [2020-07-20 16:22:08,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-07-20 16:22:08,126 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:08,127 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] [2020-07-20 16:22:08,341 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:08,342 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:08,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:08,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1951652915, now seen corresponding path program 1 times [2020-07-20 16:22:08,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:08,344 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1650990489] [2020-07-20 16:22:08,344 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 16:22:08,996 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:08,997 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:09,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 1813 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:22:09,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:09,029 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 16:22:09,030 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:09,030 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1650990489] [2020-07-20 16:22:09,030 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:09,030 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:09,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605834604] [2020-07-20 16:22:09,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:09,031 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:09,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:09,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:09,031 INFO L87 Difference]: Start difference. First operand 423 states and 532 transitions. Second operand 3 states. [2020-07-20 16:22:09,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:09,058 INFO L93 Difference]: Finished difference Result 753 states and 940 transitions. [2020-07-20 16:22:09,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:09,059 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2020-07-20 16:22:09,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:09,063 INFO L225 Difference]: With dead ends: 753 [2020-07-20 16:22:09,063 INFO L226 Difference]: Without dead ends: 426 [2020-07-20 16:22:09,065 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 129 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 16:22:09,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2020-07-20 16:22:09,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 425. [2020-07-20 16:22:09,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2020-07-20 16:22:09,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 534 transitions. [2020-07-20 16:22:09,088 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 534 transitions. Word has length 131 [2020-07-20 16:22:09,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:09,089 INFO L479 AbstractCegarLoop]: Abstraction has 425 states and 534 transitions. [2020-07-20 16:22:09,089 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:09,089 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 534 transitions. [2020-07-20 16:22:09,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-07-20 16:22:09,091 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:09,092 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] [2020-07-20 16:22:09,304 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:09,305 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:09,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:09,305 INFO L82 PathProgramCache]: Analyzing trace with hash -1219998520, now seen corresponding path program 1 times [2020-07-20 16:22:09,306 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:09,306 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [625501936] [2020-07-20 16:22:09,306 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 16:22:09,979 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:09,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:09,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:09,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:10,018 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-20 16:22:10,019 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 16:22:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-20 16:22:10,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [625501936] [2020-07-20 16:22:10,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 16:22:10,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2020-07-20 16:22:10,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855950905] [2020-07-20 16:22:10,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:22:10,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:10,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:22:10,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:22:10,181 INFO L87 Difference]: Start difference. First operand 425 states and 534 transitions. Second operand 6 states. [2020-07-20 16:22:10,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:10,238 INFO L93 Difference]: Finished difference Result 836 states and 1094 transitions. [2020-07-20 16:22:10,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:22:10,238 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2020-07-20 16:22:10,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:10,242 INFO L225 Difference]: With dead ends: 836 [2020-07-20 16:22:10,243 INFO L226 Difference]: Without dead ends: 509 [2020-07-20 16:22:10,244 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 267 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 16:22:10,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2020-07-20 16:22:10,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 506. [2020-07-20 16:22:10,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2020-07-20 16:22:10,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 684 transitions. [2020-07-20 16:22:10,272 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 684 transitions. Word has length 136 [2020-07-20 16:22:10,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:10,272 INFO L479 AbstractCegarLoop]: Abstraction has 506 states and 684 transitions. [2020-07-20 16:22:10,272 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:22:10,272 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 684 transitions. [2020-07-20 16:22:10,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-07-20 16:22:10,275 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:10,275 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] [2020-07-20 16:22:10,488 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:10,489 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:10,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:10,490 INFO L82 PathProgramCache]: Analyzing trace with hash 1647450829, now seen corresponding path program 1 times [2020-07-20 16:22:10,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:10,491 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [164054002] [2020-07-20 16:22:10,491 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 16:22:11,169 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:11,169 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:11,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 1828 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:11,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:11,215 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 16:22:11,215 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:11,216 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [164054002] [2020-07-20 16:22:11,216 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:11,216 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:11,216 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645611911] [2020-07-20 16:22:11,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:11,217 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:11,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:11,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:11,217 INFO L87 Difference]: Start difference. First operand 506 states and 684 transitions. Second operand 3 states. [2020-07-20 16:22:11,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:11,258 INFO L93 Difference]: Finished difference Result 1028 states and 1443 transitions. [2020-07-20 16:22:11,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:11,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-07-20 16:22:11,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:11,264 INFO L225 Difference]: With dead ends: 1028 [2020-07-20 16:22:11,264 INFO L226 Difference]: Without dead ends: 587 [2020-07-20 16:22:11,267 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 16:22:11,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2020-07-20 16:22:11,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 586. [2020-07-20 16:22:11,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2020-07-20 16:22:11,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 827 transitions. [2020-07-20 16:22:11,306 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 827 transitions. Word has length 142 [2020-07-20 16:22:11,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:11,306 INFO L479 AbstractCegarLoop]: Abstraction has 586 states and 827 transitions. [2020-07-20 16:22:11,306 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:11,306 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 827 transitions. [2020-07-20 16:22:11,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-07-20 16:22:11,310 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:11,311 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] [2020-07-20 16:22:11,524 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:11,525 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:11,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:11,526 INFO L82 PathProgramCache]: Analyzing trace with hash -365956987, now seen corresponding path program 1 times [2020-07-20 16:22:11,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:11,526 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1591246708] [2020-07-20 16:22:11,527 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 16:22:12,544 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:12,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:12,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 1835 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:12,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:12,582 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 16:22:12,582 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:12,583 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1591246708] [2020-07-20 16:22:12,583 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:12,583 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:12,583 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264307831] [2020-07-20 16:22:12,584 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:12,584 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:12,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:12,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:12,585 INFO L87 Difference]: Start difference. First operand 586 states and 827 transitions. Second operand 3 states. [2020-07-20 16:22:12,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:12,614 INFO L93 Difference]: Finished difference Result 1218 states and 1788 transitions. [2020-07-20 16:22:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:12,614 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 143 [2020-07-20 16:22:12,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:12,619 INFO L225 Difference]: With dead ends: 1218 [2020-07-20 16:22:12,619 INFO L226 Difference]: Without dead ends: 709 [2020-07-20 16:22:12,621 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 16:22:12,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 709 states. [2020-07-20 16:22:12,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 709 to 708. [2020-07-20 16:22:12,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 708 states. [2020-07-20 16:22:12,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 708 states and 1044 transitions. [2020-07-20 16:22:12,654 INFO L78 Accepts]: Start accepts. Automaton has 708 states and 1044 transitions. Word has length 143 [2020-07-20 16:22:12,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:12,654 INFO L479 AbstractCegarLoop]: Abstraction has 708 states and 1044 transitions. [2020-07-20 16:22:12,654 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:12,654 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1044 transitions. [2020-07-20 16:22:12,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-07-20 16:22:12,657 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:12,658 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] [2020-07-20 16:22:12,872 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:12,873 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:12,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:12,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1127842987, now seen corresponding path program 1 times [2020-07-20 16:22:12,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:12,874 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [426248569] [2020-07-20 16:22:12,875 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 16:22:13,520 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:13,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:13,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 1842 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:13,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:13,552 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 16:22:13,553 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:13,553 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [426248569] [2020-07-20 16:22:13,553 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:13,553 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:13,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791690755] [2020-07-20 16:22:13,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:13,554 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:13,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:13,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:13,555 INFO L87 Difference]: Start difference. First operand 708 states and 1044 transitions. Second operand 3 states. [2020-07-20 16:22:13,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:13,593 INFO L93 Difference]: Finished difference Result 1525 states and 2334 transitions. [2020-07-20 16:22:13,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:13,594 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2020-07-20 16:22:13,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:13,600 INFO L225 Difference]: With dead ends: 1525 [2020-07-20 16:22:13,600 INFO L226 Difference]: Without dead ends: 913 [2020-07-20 16:22:13,603 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 16:22:13,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2020-07-20 16:22:13,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 912. [2020-07-20 16:22:13,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 912 states. [2020-07-20 16:22:13,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 912 states and 1397 transitions. [2020-07-20 16:22:13,692 INFO L78 Accepts]: Start accepts. Automaton has 912 states and 1397 transitions. Word has length 144 [2020-07-20 16:22:13,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:13,693 INFO L479 AbstractCegarLoop]: Abstraction has 912 states and 1397 transitions. [2020-07-20 16:22:13,693 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:13,693 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1397 transitions. [2020-07-20 16:22:13,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-07-20 16:22:13,697 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:13,697 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] [2020-07-20 16:22:13,910 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:13,911 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:13,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:13,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1741144805, now seen corresponding path program 1 times [2020-07-20 16:22:13,912 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:13,913 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2006513828] [2020-07-20 16:22:13,913 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 16:22:14,567 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:14,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:14,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 1849 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:14,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:14,601 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 16:22:14,601 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:14,602 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2006513828] [2020-07-20 16:22:14,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:14,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:14,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652419852] [2020-07-20 16:22:14,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:14,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:14,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:14,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:14,604 INFO L87 Difference]: Start difference. First operand 912 states and 1397 transitions. Second operand 3 states. [2020-07-20 16:22:14,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:14,659 INFO L93 Difference]: Finished difference Result 2014 states and 3189 transitions. [2020-07-20 16:22:14,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:14,660 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2020-07-20 16:22:14,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:14,667 INFO L225 Difference]: With dead ends: 2014 [2020-07-20 16:22:14,667 INFO L226 Difference]: Without dead ends: 1240 [2020-07-20 16:22:14,671 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 16:22:14,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1240 states. [2020-07-20 16:22:14,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1240 to 1239. [2020-07-20 16:22:14,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1239 states. [2020-07-20 16:22:14,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1239 states and 1954 transitions. [2020-07-20 16:22:14,733 INFO L78 Accepts]: Start accepts. Automaton has 1239 states and 1954 transitions. Word has length 145 [2020-07-20 16:22:14,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:14,733 INFO L479 AbstractCegarLoop]: Abstraction has 1239 states and 1954 transitions. [2020-07-20 16:22:14,734 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:14,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1954 transitions. [2020-07-20 16:22:14,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-07-20 16:22:14,738 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:14,739 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] [2020-07-20 16:22:14,952 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:14,952 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:14,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:14,953 INFO L82 PathProgramCache]: Analyzing trace with hash 418003932, now seen corresponding path program 1 times [2020-07-20 16:22:14,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:14,954 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [194219830] [2020-07-20 16:22:14,954 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 16:22:15,841 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:15,841 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:15,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 1854 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:15,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:15,876 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 16:22:15,876 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:15,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [194219830] [2020-07-20 16:22:15,877 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:15,877 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:15,877 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394198626] [2020-07-20 16:22:15,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:15,878 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:15,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:15,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:15,879 INFO L87 Difference]: Start difference. First operand 1239 states and 1954 transitions. Second operand 3 states. [2020-07-20 16:22:15,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:15,944 INFO L93 Difference]: Finished difference Result 2810 states and 4564 transitions. [2020-07-20 16:22:15,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:15,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2020-07-20 16:22:15,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:15,956 INFO L225 Difference]: With dead ends: 2810 [2020-07-20 16:22:15,956 INFO L226 Difference]: Without dead ends: 1780 [2020-07-20 16:22:15,970 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 16:22:15,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1780 states. [2020-07-20 16:22:16,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1780 to 1779. [2020-07-20 16:22:16,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1779 states. [2020-07-20 16:22:16,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1779 states and 2864 transitions. [2020-07-20 16:22:16,074 INFO L78 Accepts]: Start accepts. Automaton has 1779 states and 2864 transitions. Word has length 147 [2020-07-20 16:22:16,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:16,075 INFO L479 AbstractCegarLoop]: Abstraction has 1779 states and 2864 transitions. [2020-07-20 16:22:16,075 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:16,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2864 transitions. [2020-07-20 16:22:16,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-07-20 16:22:16,082 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:16,082 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] [2020-07-20 16:22:16,296 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:16,297 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:16,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:16,298 INFO L82 PathProgramCache]: Analyzing trace with hash -458712761, now seen corresponding path program 1 times [2020-07-20 16:22:16,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:16,298 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1196977997] [2020-07-20 16:22:16,299 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 16:22:17,014 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:17,014 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:17,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 1863 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:17,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:17,056 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 16:22:17,056 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:17,059 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1196977997] [2020-07-20 16:22:17,062 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:17,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:17,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480364814] [2020-07-20 16:22:17,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:17,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:17,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:17,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:17,063 INFO L87 Difference]: Start difference. First operand 1779 states and 2864 transitions. Second operand 3 states. [2020-07-20 16:22:17,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:17,160 INFO L93 Difference]: Finished difference Result 4169 states and 6888 transitions. [2020-07-20 16:22:17,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:17,160 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2020-07-20 16:22:17,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:17,176 INFO L225 Difference]: With dead ends: 4169 [2020-07-20 16:22:17,176 INFO L226 Difference]: Without dead ends: 2707 [2020-07-20 16:22:17,180 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 16:22:17,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2707 states. [2020-07-20 16:22:17,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2707 to 2706. [2020-07-20 16:22:17,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2706 states. [2020-07-20 16:22:17,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 4414 transitions. [2020-07-20 16:22:17,302 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 4414 transitions. Word has length 147 [2020-07-20 16:22:17,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:17,303 INFO L479 AbstractCegarLoop]: Abstraction has 2706 states and 4414 transitions. [2020-07-20 16:22:17,303 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:17,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 4414 transitions. [2020-07-20 16:22:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-07-20 16:22:17,312 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:17,312 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] [2020-07-20 16:22:17,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:17,527 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:17,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:17,527 INFO L82 PathProgramCache]: Analyzing trace with hash -1328721945, now seen corresponding path program 1 times [2020-07-20 16:22:17,527 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:17,527 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1660953153] [2020-07-20 16:22:17,528 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 16:22:18,188 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:18,188 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:18,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 1870 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:18,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:18,231 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 16:22:18,231 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:18,234 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1660953153] [2020-07-20 16:22:18,238 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:18,239 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:18,239 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207715108] [2020-07-20 16:22:18,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:18,240 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:18,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:18,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:18,240 INFO L87 Difference]: Start difference. First operand 2706 states and 4414 transitions. Second operand 3 states. [2020-07-20 16:22:18,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:18,474 INFO L93 Difference]: Finished difference Result 6595 states and 10996 transitions. [2020-07-20 16:22:18,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:18,475 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2020-07-20 16:22:18,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:18,507 INFO L225 Difference]: With dead ends: 6595 [2020-07-20 16:22:18,507 INFO L226 Difference]: Without dead ends: 4359 [2020-07-20 16:22:18,517 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 16:22:18,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4359 states. [2020-07-20 16:22:18,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4359 to 4358. [2020-07-20 16:22:18,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4358 states. [2020-07-20 16:22:18,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 4358 states and 7155 transitions. [2020-07-20 16:22:18,804 INFO L78 Accepts]: Start accepts. Automaton has 4358 states and 7155 transitions. Word has length 148 [2020-07-20 16:22:18,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:18,807 INFO L479 AbstractCegarLoop]: Abstraction has 4358 states and 7155 transitions. [2020-07-20 16:22:18,807 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 4358 states and 7155 transitions. [2020-07-20 16:22:18,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-20 16:22:18,823 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:18,823 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] [2020-07-20 16:22:19,037 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:19,038 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:19,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:19,038 INFO L82 PathProgramCache]: Analyzing trace with hash -212689284, now seen corresponding path program 1 times [2020-07-20 16:22:19,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:19,039 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [927899602] [2020-07-20 16:22:19,039 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 16:22:19,815 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:19,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:19,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 1875 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:19,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:19,859 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 16:22:19,859 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:19,859 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [927899602] [2020-07-20 16:22:19,859 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:19,860 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:19,860 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825102545] [2020-07-20 16:22:19,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:19,860 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:19,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:19,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:19,861 INFO L87 Difference]: Start difference. First operand 4358 states and 7155 transitions. Second operand 3 states. [2020-07-20 16:22:20,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:20,094 INFO L93 Difference]: Finished difference Result 11076 states and 18499 transitions. [2020-07-20 16:22:20,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:20,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2020-07-20 16:22:20,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:20,135 INFO L225 Difference]: With dead ends: 11076 [2020-07-20 16:22:20,135 INFO L226 Difference]: Without dead ends: 7394 [2020-07-20 16:22:20,147 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 16:22:20,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7394 states. [2020-07-20 16:22:20,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7394 to 7393. [2020-07-20 16:22:20,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7393 states. [2020-07-20 16:22:20,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 12142 transitions. [2020-07-20 16:22:20,606 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 12142 transitions. Word has length 150 [2020-07-20 16:22:20,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:20,607 INFO L479 AbstractCegarLoop]: Abstraction has 7393 states and 12142 transitions. [2020-07-20 16:22:20,607 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:20,607 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 12142 transitions. [2020-07-20 16:22:20,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-20 16:22:20,634 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:20,634 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 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] [2020-07-20 16:22:20,847 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:20,848 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:20,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:20,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1371344082, now seen corresponding path program 1 times [2020-07-20 16:22:20,849 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:20,849 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1117870070] [2020-07-20 16:22:20,849 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 16:22:21,257 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 16:22:21,257 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:21,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 947 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:22:21,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:21,282 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-07-20 16:22:21,283 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:21,283 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1117870070] [2020-07-20 16:22:21,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:21,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:21,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828508201] [2020-07-20 16:22:21,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:21,284 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:21,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:21,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:21,284 INFO L87 Difference]: Start difference. First operand 7393 states and 12142 transitions. Second operand 3 states. [2020-07-20 16:22:21,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:21,495 INFO L93 Difference]: Finished difference Result 13692 states and 22637 transitions. [2020-07-20 16:22:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:21,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2020-07-20 16:22:21,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:21,533 INFO L225 Difference]: With dead ends: 13692 [2020-07-20 16:22:21,533 INFO L226 Difference]: Without dead ends: 7394 [2020-07-20 16:22:21,550 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 16:22:21,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7394 states. [2020-07-20 16:22:21,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7394 to 7393. [2020-07-20 16:22:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7393 states. [2020-07-20 16:22:21,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 12005 transitions. [2020-07-20 16:22:21,971 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 12005 transitions. Word has length 150 [2020-07-20 16:22:21,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:21,972 INFO L479 AbstractCegarLoop]: Abstraction has 7393 states and 12005 transitions. [2020-07-20 16:22:21,972 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:21,972 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 12005 transitions. [2020-07-20 16:22:21,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-20 16:22:21,995 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:21,995 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 16:22:22,208 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:22,209 INFO L427 AbstractCegarLoop]: === Iteration 20 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:22,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:22,209 INFO L82 PathProgramCache]: Analyzing trace with hash -429131387, now seen corresponding path program 1 times [2020-07-20 16:22:22,210 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:22,210 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1995669068] [2020-07-20 16:22:22,210 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 16:22:22,866 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:22,866 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:22,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 1884 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:22,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:22,900 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 16:22:22,900 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:22,900 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1995669068] [2020-07-20 16:22:22,900 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:22,900 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:22,900 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301446572] [2020-07-20 16:22:22,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:22,901 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:22,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:22,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:22,901 INFO L87 Difference]: Start difference. First operand 7393 states and 12005 transitions. Second operand 3 states. [2020-07-20 16:22:23,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:23,395 INFO L93 Difference]: Finished difference Result 19544 states and 32093 transitions. [2020-07-20 16:22:23,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:23,396 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2020-07-20 16:22:23,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:23,458 INFO L225 Difference]: With dead ends: 19544 [2020-07-20 16:22:23,458 INFO L226 Difference]: Without dead ends: 13094 [2020-07-20 16:22:23,477 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 16:22:23,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13094 states. [2020-07-20 16:22:24,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13094 to 13093. [2020-07-20 16:22:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13093 states. [2020-07-20 16:22:24,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13093 states to 13093 states and 21124 transitions. [2020-07-20 16:22:24,673 INFO L78 Accepts]: Start accepts. Automaton has 13093 states and 21124 transitions. Word has length 150 [2020-07-20 16:22:24,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:24,673 INFO L479 AbstractCegarLoop]: Abstraction has 13093 states and 21124 transitions. [2020-07-20 16:22:24,674 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:24,674 INFO L276 IsEmpty]: Start isEmpty. Operand 13093 states and 21124 transitions. [2020-07-20 16:22:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-07-20 16:22:24,717 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:24,717 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] [2020-07-20 16:22:24,931 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:24,932 INFO L427 AbstractCegarLoop]: === Iteration 21 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:24,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:24,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1410715147, now seen corresponding path program 1 times [2020-07-20 16:22:24,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:24,932 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2133947129] [2020-07-20 16:22:24,932 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 16:22:25,541 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:25,541 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:25,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 1891 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:25,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:25,578 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 16:22:25,579 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:25,579 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2133947129] [2020-07-20 16:22:25,579 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:25,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:25,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959132251] [2020-07-20 16:22:25,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:25,580 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:25,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:25,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:25,580 INFO L87 Difference]: Start difference. First operand 13093 states and 21124 transitions. Second operand 3 states. [2020-07-20 16:22:26,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:26,176 INFO L93 Difference]: Finished difference Result 35771 states and 58090 transitions. [2020-07-20 16:22:26,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:26,177 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2020-07-20 16:22:26,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:26,241 INFO L225 Difference]: With dead ends: 35771 [2020-07-20 16:22:26,241 INFO L226 Difference]: Without dead ends: 23957 [2020-07-20 16:22:26,270 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 149 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 16:22:26,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23957 states. [2020-07-20 16:22:27,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23957 to 23956. [2020-07-20 16:22:27,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23956 states. [2020-07-20 16:22:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23956 states to 23956 states and 38215 transitions. [2020-07-20 16:22:27,565 INFO L78 Accepts]: Start accepts. Automaton has 23956 states and 38215 transitions. Word has length 151 [2020-07-20 16:22:27,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:27,565 INFO L479 AbstractCegarLoop]: Abstraction has 23956 states and 38215 transitions. [2020-07-20 16:22:27,565 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:27,565 INFO L276 IsEmpty]: Start isEmpty. Operand 23956 states and 38215 transitions. [2020-07-20 16:22:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-07-20 16:22:27,627 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:27,627 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 16:22:27,840 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:27,841 INFO L427 AbstractCegarLoop]: === Iteration 22 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:27,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:27,841 INFO L82 PathProgramCache]: Analyzing trace with hash -1660224733, now seen corresponding path program 1 times [2020-07-20 16:22:27,841 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:27,842 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1311774708] [2020-07-20 16:22:27,842 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 16:22:28,480 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:28,480 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:28,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 1898 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 16:22:28,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:28,508 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 16:22:28,508 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:28,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1311774708] [2020-07-20 16:22:28,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:28,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:28,508 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676065287] [2020-07-20 16:22:28,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:28,509 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:28,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:28,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:28,509 INFO L87 Difference]: Start difference. First operand 23956 states and 38215 transitions. Second operand 3 states. [2020-07-20 16:22:29,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:29,535 INFO L93 Difference]: Finished difference Result 45144 states and 71905 transitions. [2020-07-20 16:22:29,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:29,535 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2020-07-20 16:22:29,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:29,685 INFO L225 Difference]: With dead ends: 45144 [2020-07-20 16:22:29,685 INFO L226 Difference]: Without dead ends: 44817 [2020-07-20 16:22:29,706 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 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 16:22:29,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44817 states. [2020-07-20 16:22:32,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44817 to 44816. [2020-07-20 16:22:32,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44816 states. [2020-07-20 16:22:32,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44816 states to 44816 states and 70408 transitions. [2020-07-20 16:22:32,291 INFO L78 Accepts]: Start accepts. Automaton has 44816 states and 70408 transitions. Word has length 152 [2020-07-20 16:22:32,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:32,292 INFO L479 AbstractCegarLoop]: Abstraction has 44816 states and 70408 transitions. [2020-07-20 16:22:32,292 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:32,292 INFO L276 IsEmpty]: Start isEmpty. Operand 44816 states and 70408 transitions. [2020-07-20 16:22:32,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-20 16:22:32,329 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:32,330 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 16:22:32,543 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:32,544 INFO L427 AbstractCegarLoop]: === Iteration 23 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:32,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:32,544 INFO L82 PathProgramCache]: Analyzing trace with hash 886485560, now seen corresponding path program 1 times [2020-07-20 16:22:32,545 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:32,545 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1663526725] [2020-07-20 16:22:32,545 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 16:22:33,191 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:33,191 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:33,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 1903 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-20 16:22:33,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:33,226 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 16:22:33,226 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:33,227 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1663526725] [2020-07-20 16:22:33,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:33,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 16:22:33,227 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691941523] [2020-07-20 16:22:33,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 16:22:33,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:33,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 16:22:33,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-20 16:22:33,228 INFO L87 Difference]: Start difference. First operand 44816 states and 70408 transitions. Second operand 5 states. [2020-07-20 16:22:34,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:34,255 INFO L93 Difference]: Finished difference Result 44816 states and 70408 transitions. [2020-07-20 16:22:34,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-20 16:22:34,255 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2020-07-20 16:22:34,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:34,256 INFO L225 Difference]: With dead ends: 44816 [2020-07-20 16:22:34,256 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:22:34,314 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 16:22:34,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:22:34,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:22:34,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:22:34,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:22:34,316 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2020-07-20 16:22:34,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:34,317 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:22:34,317 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 16:22:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:22:34,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:22:34,530 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:34,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:22:39,484 WARN L193 SmtUtils]: Spent 4.61 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 16:22:43,338 WARN L193 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 16:22:46,273 WARN L193 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 16:22:49,185 WARN L193 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 16:22:52,022 WARN L193 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 16:22:54,954 WARN L193 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 16:22:59,810 WARN L193 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 2391 DAG size of output: 14 [2020-07-20 16:23:02,634 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 2160 DAG size of output: 14 [2020-07-20 16:23:06,211 WARN L193 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 16:23:09,109 WARN L193 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 16:23:11,960 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-20 16:23:13,376 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 1129 DAG size of output: 16 [2020-07-20 16:23:14,279 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 1 [2020-07-20 16:23:15,006 INFO L268 CegarLoopResult]: For program point L1119(line 1119) no Hoare annotation was computed. [2020-07-20 16:23:15,006 INFO L268 CegarLoopResult]: For program point L1118-2(lines 1118 1139) no Hoare annotation was computed. [2020-07-20 16:23:15,006 INFO L268 CegarLoopResult]: For program point L1140(lines 1117 1141) no Hoare annotation was computed. [2020-07-20 16:23:15,006 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 1093 1148) no Hoare annotation was computed. [2020-07-20 16:23:15,007 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 1093 1148) no Hoare annotation was computed. [2020-07-20 16:23:15,007 INFO L268 CegarLoopResult]: For program point L1124(lines 1124 1128) no Hoare annotation was computed. [2020-07-20 16:23:15,007 INFO L268 CegarLoopResult]: For program point L1124-1(lines 1124 1128) no Hoare annotation was computed. [2020-07-20 16:23:15,007 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 1093 1148) no Hoare annotation was computed. [2020-07-20 16:23:15,007 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1185) no Hoare annotation was computed. [2020-07-20 16:23:15,007 INFO L268 CegarLoopResult]: For program point L1181-1(lines 1181 1185) no Hoare annotation was computed. [2020-07-20 16:23:15,007 INFO L268 CegarLoopResult]: For program point L1176(line 1176) no Hoare annotation was computed. [2020-07-20 16:23:15,008 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 1149 1208) no Hoare annotation was computed. [2020-07-20 16:23:15,008 INFO L268 CegarLoopResult]: For program point L1175-2(lines 1175 1200) no Hoare annotation was computed. [2020-07-20 16:23:15,008 INFO L268 CegarLoopResult]: For program point L1201(lines 1174 1202) no Hoare annotation was computed. [2020-07-20 16:23:15,008 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 1149 1208) no Hoare annotation was computed. [2020-07-20 16:23:15,008 INFO L268 CegarLoopResult]: For program point L1194(line 1194) no Hoare annotation was computed. [2020-07-20 16:23:15,008 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 1149 1208) no Hoare annotation was computed. [2020-07-20 16:23:15,008 INFO L268 CegarLoopResult]: For program point L1194-1(line 1194) no Hoare annotation was computed. [2020-07-20 16:23:15,008 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 410 418) no Hoare annotation was computed. [2020-07-20 16:23:15,008 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 410 418) the Hoare annotation is: true [2020-07-20 16:23:15,008 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 410 418) no Hoare annotation was computed. [2020-07-20 16:23:15,009 INFO L268 CegarLoopResult]: For program point isSignedEXIT(lines 722 740) no Hoare annotation was computed. [2020-07-20 16:23:15,009 INFO L268 CegarLoopResult]: For program point isSignedENTRY(lines 722 740) no Hoare annotation was computed. [2020-07-20 16:23:15,009 INFO L268 CegarLoopResult]: For program point L730(lines 730 736) no Hoare annotation was computed. [2020-07-20 16:23:15,009 INFO L268 CegarLoopResult]: For program point isSignedFINAL(lines 722 740) no Hoare annotation was computed. [2020-07-20 16:23:15,009 INFO L268 CegarLoopResult]: For program point L726(lines 726 737) no Hoare annotation was computed. [2020-07-20 16:23:15,009 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 16:23:15,009 INFO L268 CegarLoopResult]: For program point mailEXIT(lines 845 856) no Hoare annotation was computed. [2020-07-20 16:23:15,009 INFO L268 CegarLoopResult]: For program point mailFINAL(lines 845 856) no Hoare annotation was computed. [2020-07-20 16:23:15,009 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 16:23:15,009 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 16:23:15,009 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-07-20 16:23:15,009 INFO L268 CegarLoopResult]: For program point get_queued_clientEXIT(lines 954 962) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L271 CegarLoopResult]: At program point get_queued_clientENTRY(lines 954 962) the Hoare annotation is: true [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point get_queued_clientFINAL(lines 954 962) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point setEmailBodyENTRY(lines 630 645) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point L637(lines 637 641) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point L637-2(lines 630 645) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point L634(lines 634 642) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point setEmailBodyEXIT(lines 630 645) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point setEmailIdEXIT(lines 478 493) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point L485(lines 485 489) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point L485-2(lines 478 493) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point setEmailIdENTRY(lines 478 493) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L268 CegarLoopResult]: For program point L482(lines 482 490) no Hoare annotation was computed. [2020-07-20 16:23:15,010 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 161 181) the Hoare annotation is: true [2020-07-20 16:23:15,011 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 161 181) no Hoare annotation was computed. [2020-07-20 16:23:15,011 INFO L271 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: true [2020-07-20 16:23:15,011 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 161 181) no Hoare annotation was computed. [2020-07-20 16:23:15,011 INFO L264 CegarLoopResult]: At program point L173-1(line 173) the Hoare annotation is: (and (<= 2 ~rjh~0) (<= 3 ~chuck~0)) [2020-07-20 16:23:15,011 INFO L268 CegarLoopResult]: For program point L171(lines 171 178) no Hoare annotation was computed. [2020-07-20 16:23:15,011 INFO L268 CegarLoopResult]: For program point L171-1(lines 171 178) no Hoare annotation was computed. [2020-07-20 16:23:15,011 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-20 16:23:15,011 INFO L271 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: true [2020-07-20 16:23:15,011 INFO L271 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: true [2020-07-20 16:23:15,011 INFO L271 CegarLoopResult]: At program point L167-1(line 167) the Hoare annotation is: true [2020-07-20 16:23:15,012 INFO L268 CegarLoopResult]: For program point L463(lines 463 474) no Hoare annotation was computed. [2020-07-20 16:23:15,012 INFO L268 CegarLoopResult]: For program point getEmailIdFINAL(lines 459 477) no Hoare annotation was computed. [2020-07-20 16:23:15,012 INFO L268 CegarLoopResult]: For program point getEmailIdEXIT(lines 459 477) no Hoare annotation was computed. [2020-07-20 16:23:15,012 INFO L268 CegarLoopResult]: For program point getEmailIdENTRY(lines 459 477) no Hoare annotation was computed. [2020-07-20 16:23:15,012 INFO L268 CegarLoopResult]: For program point L467(lines 467 473) no Hoare annotation was computed. [2020-07-20 16:23:15,012 INFO L268 CegarLoopResult]: For program point setEmailSubjectEXIT(lines 591 606) no Hoare annotation was computed. [2020-07-20 16:23:15,012 INFO L268 CegarLoopResult]: For program point L598(lines 598 602) no Hoare annotation was computed. [2020-07-20 16:23:15,012 INFO L268 CegarLoopResult]: For program point setEmailSubjectENTRY(lines 591 606) no Hoare annotation was computed. [2020-07-20 16:23:15,012 INFO L268 CegarLoopResult]: For program point L598-2(lines 591 606) no Hoare annotation was computed. [2020-07-20 16:23:15,012 INFO L268 CegarLoopResult]: For program point L595(lines 595 603) no Hoare annotation was computed. [2020-07-20 16:23:15,013 INFO L268 CegarLoopResult]: For program point setup_rjhFINAL(lines 84 93) no Hoare annotation was computed. [2020-07-20 16:23:15,013 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 16:23:15,013 INFO L271 CegarLoopResult]: At program point setup_rjhENTRY(lines 84 93) the Hoare annotation is: true [2020-07-20 16:23:15,013 INFO L268 CegarLoopResult]: For program point setup_rjhEXIT(lines 84 93) no Hoare annotation was computed. [2020-07-20 16:23:15,013 INFO L268 CegarLoopResult]: For program point setEmailIsSignedEXIT(lines 741 756) no Hoare annotation was computed. [2020-07-20 16:23:15,013 INFO L268 CegarLoopResult]: For program point L748(lines 748 752) no Hoare annotation was computed. [2020-07-20 16:23:15,013 INFO L268 CegarLoopResult]: For program point L748-2(lines 741 756) no Hoare annotation was computed. [2020-07-20 16:23:15,013 INFO L268 CegarLoopResult]: For program point L745(lines 745 753) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point setEmailIsSignedENTRY(lines 741 756) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point getClientPrivateKeyENTRY(lines 2002 2025) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point L2014(lines 2014 2020) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point getClientPrivateKeyEXIT(lines 2002 2025) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point L2010(lines 2010 2021) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point getClientPrivateKeyFINAL(lines 2002 2025) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point L2006(lines 2006 2022) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point rjhToBobFINAL(lines 127 137) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point rjhToBobEXIT(lines 127 137) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point rjhToBobENTRY(lines 127 137) no Hoare annotation was computed. [2020-07-20 16:23:15,014 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-20 16:23:15,015 INFO L268 CegarLoopResult]: For program point cloneEmailFINAL(lines 2521 2529) no Hoare annotation was computed. [2020-07-20 16:23:15,015 INFO L268 CegarLoopResult]: For program point cloneEmailENTRY(lines 2521 2529) no Hoare annotation was computed. [2020-07-20 16:23:15,015 INFO L268 CegarLoopResult]: For program point cloneEmailEXIT(lines 2521 2529) no Hoare annotation was computed. [2020-07-20 16:23:15,015 INFO L268 CegarLoopResult]: For program point getClientAddressBookSizeFINAL(lines 1546 1569) no Hoare annotation was computed. [2020-07-20 16:23:15,015 INFO L268 CegarLoopResult]: For program point L1550(lines 1550 1566) no Hoare annotation was computed. [2020-07-20 16:23:15,015 INFO L268 CegarLoopResult]: For program point getClientAddressBookSizeENTRY(lines 1546 1569) no Hoare annotation was computed. [2020-07-20 16:23:15,015 INFO L268 CegarLoopResult]: For program point L1558(lines 1558 1564) no Hoare annotation was computed. [2020-07-20 16:23:15,015 INFO L268 CegarLoopResult]: For program point getClientAddressBookSizeEXIT(lines 1546 1569) no Hoare annotation was computed. [2020-07-20 16:23:15,015 INFO L268 CegarLoopResult]: For program point L1554(lines 1554 1565) no Hoare annotation was computed. [2020-07-20 16:23:15,015 INFO L271 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: true [2020-07-20 16:23:15,015 INFO L271 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: true [2020-07-20 16:23:15,015 INFO L268 CegarLoopResult]: For program point L121-1(lines 104 126) no Hoare annotation was computed. [2020-07-20 16:23:15,016 INFO L271 CegarLoopResult]: At program point L119(line 119) the Hoare annotation is: true [2020-07-20 16:23:15,016 INFO L268 CegarLoopResult]: For program point L120-1(line 120) no Hoare annotation was computed. [2020-07-20 16:23:15,016 INFO L268 CegarLoopResult]: For program point L119-1(line 119) no Hoare annotation was computed. [2020-07-20 16:23:15,016 INFO L268 CegarLoopResult]: For program point bobToRjhEXIT(lines 104 126) no Hoare annotation was computed. [2020-07-20 16:23:15,016 INFO L268 CegarLoopResult]: For program point L115(lines 115 123) no Hoare annotation was computed. [2020-07-20 16:23:15,016 INFO L268 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-07-20 16:23:15,016 INFO L271 CegarLoopResult]: At program point bobToRjhENTRY(lines 104 126) the Hoare annotation is: true [2020-07-20 16:23:15,016 INFO L271 CegarLoopResult]: At program point L112(line 112) the Hoare annotation is: true [2020-07-20 16:23:15,017 INFO L271 CegarLoopResult]: At program point L112-1(line 112) the Hoare annotation is: true [2020-07-20 16:23:15,017 INFO L271 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: true [2020-07-20 16:23:15,017 INFO L271 CegarLoopResult]: At program point setup_bobENTRY(lines 74 83) the Hoare annotation is: true [2020-07-20 16:23:15,017 INFO L268 CegarLoopResult]: For program point setup_bobFINAL(lines 74 83) no Hoare annotation was computed. [2020-07-20 16:23:15,017 INFO L268 CegarLoopResult]: For program point setup_bobEXIT(lines 74 83) no Hoare annotation was computed. [2020-07-20 16:23:15,017 INFO L268 CegarLoopResult]: For program point setEmailEncryptionKeyENTRY(lines 704 719) no Hoare annotation was computed. [2020-07-20 16:23:15,017 INFO L268 CegarLoopResult]: For program point setEmailEncryptionKeyEXIT(lines 704 719) no Hoare annotation was computed. [2020-07-20 16:23:15,017 INFO L268 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2020-07-20 16:23:15,017 INFO L268 CegarLoopResult]: For program point L711-2(lines 704 719) no Hoare annotation was computed. [2020-07-20 16:23:15,018 INFO L268 CegarLoopResult]: For program point L708(lines 708 716) no Hoare annotation was computed. [2020-07-20 16:23:15,018 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 396 402) no Hoare annotation was computed. [2020-07-20 16:23:15,018 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 396 402) the Hoare annotation is: true [2020-07-20 16:23:15,018 INFO L268 CegarLoopResult]: For program point autoRespondEXIT(lines 973 992) no Hoare annotation was computed. [2020-07-20 16:23:15,018 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 16:23:15,018 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 16:23:15,018 INFO L268 CegarLoopResult]: For program point autoRespondFINAL(lines 973 992) no Hoare annotation was computed. [2020-07-20 16:23:15,018 INFO L271 CegarLoopResult]: At program point L987-1(line 987) the Hoare annotation is: true [2020-07-20 16:23:15,019 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 16:23:15,019 INFO L268 CegarLoopResult]: For program point L985-1(line 985) no Hoare annotation was computed. [2020-07-20 16:23:15,019 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 16:23:15,019 INFO L268 CegarLoopResult]: For program point L983-1(line 983) no Hoare annotation was computed. [2020-07-20 16:23:15,019 INFO L268 CegarLoopResult]: For program point L1931(lines 1931 1943) no Hoare annotation was computed. [2020-07-20 16:23:15,019 INFO L268 CegarLoopResult]: For program point L1919(lines 1919 1927) no Hoare annotation was computed. [2020-07-20 16:23:15,019 INFO L268 CegarLoopResult]: For program point L1915(lines 1915 1947) no Hoare annotation was computed. [2020-07-20 16:23:15,019 INFO L268 CegarLoopResult]: For program point L1907(lines 1907 1911) no Hoare annotation was computed. [2020-07-20 16:23:15,019 INFO L268 CegarLoopResult]: For program point L1916(lines 1916 1928) no Hoare annotation was computed. [2020-07-20 16:23:15,020 INFO L268 CegarLoopResult]: For program point L1937(lines 1937 1941) no Hoare annotation was computed. [2020-07-20 16:23:15,020 INFO L268 CegarLoopResult]: For program point setClientAddressBookAddressENTRY(lines 1896 1951) no Hoare annotation was computed. [2020-07-20 16:23:15,020 INFO L268 CegarLoopResult]: For program point L1904(lines 1904 1912) no Hoare annotation was computed. [2020-07-20 16:23:15,020 INFO L268 CegarLoopResult]: For program point L1900(lines 1900 1948) no Hoare annotation was computed. [2020-07-20 16:23:15,020 INFO L268 CegarLoopResult]: For program point setClientAddressBookAddressEXIT(lines 1896 1951) no Hoare annotation was computed. [2020-07-20 16:23:15,020 INFO L268 CegarLoopResult]: For program point L1934(lines 1934 1942) no Hoare annotation was computed. [2020-07-20 16:23:15,020 INFO L268 CegarLoopResult]: For program point L1901(lines 1901 1913) no Hoare annotation was computed. [2020-07-20 16:23:15,020 INFO L268 CegarLoopResult]: For program point L1930(lines 1930 1946) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point L1930-1(lines 1896 1951) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point L1922(lines 1922 1926) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point L1374(lines 1374 1394) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point L1374-1(lines 1374 1394) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 1360 1405) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 1360 1405) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 1360 1405) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point L1380(lines 1380 1387) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point L689(lines 689 700) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point getEmailEncryptionKeyEXIT(lines 685 703) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point L693(lines 693 699) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point getEmailEncryptionKeyENTRY(lines 685 703) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point getEmailEncryptionKeyFINAL(lines 685 703) no Hoare annotation was computed. [2020-07-20 16:23:15,021 INFO L268 CegarLoopResult]: For program point getClientNameENTRY(lines 1449 1474) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point L1454(lines 1454 1471) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point getClientNameEXIT(lines 1449 1474) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point L1462(lines 1462 1469) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point getClientNameFINAL(lines 1449 1474) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point L1458(lines 1458 1470) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point L914-1(line 914) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point createClientEXIT(lines 907 921) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point createClientENTRY(lines 907 921) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point createClientFINAL(lines 907 921) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point L2398(lines 2398 2409) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point getClientForwardReceiverFINAL(lines 2390 2413) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point L2394(lines 2394 2410) no Hoare annotation was computed. [2020-07-20 16:23:15,022 INFO L268 CegarLoopResult]: For program point getClientForwardReceiverEXIT(lines 2390 2413) no Hoare annotation was computed. [2020-07-20 16:23:15,023 INFO L268 CegarLoopResult]: For program point getClientForwardReceiverENTRY(lines 2390 2413) no Hoare annotation was computed. [2020-07-20 16:23:15,023 INFO L268 CegarLoopResult]: For program point L2402(lines 2402 2408) no Hoare annotation was computed. [2020-07-20 16:23:15,023 INFO L268 CegarLoopResult]: For program point L897(lines 897 903) no Hoare annotation was computed. [2020-07-20 16:23:15,023 INFO L268 CegarLoopResult]: For program point L897-1(lines 889 906) no Hoare annotation was computed. [2020-07-20 16:23:15,023 INFO L268 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-07-20 16:23:15,023 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 16:23:15,023 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 16:23:15,023 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 16:23:15,024 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 16:23:15,024 INFO L268 CegarLoopResult]: For program point incomingEXIT(lines 889 906) no Hoare annotation was computed. [2020-07-20 16:23:15,024 INFO L268 CegarLoopResult]: For program point createEmailEXIT(lines 2530 2544) no Hoare annotation was computed. [2020-07-20 16:23:15,024 INFO L268 CegarLoopResult]: For program point L2538(line 2538) no Hoare annotation was computed. [2020-07-20 16:23:15,024 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 16:23:15,024 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 16:23:15,024 INFO L271 CegarLoopResult]: At program point createEmailENTRY(lines 2530 2544) the Hoare annotation is: true [2020-07-20 16:23:15,025 INFO L268 CegarLoopResult]: For program point createEmailFINAL(lines 2530 2544) no Hoare annotation was computed. [2020-07-20 16:23:15,025 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 16:23:15,025 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 16:23:15,025 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 16:23:15,025 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 16:23:15,025 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-20 16:23:15,025 INFO L268 CegarLoopResult]: For program point testEXIT(lines 193 383) no Hoare annotation was computed. [2020-07-20 16:23:15,026 INFO L271 CegarLoopResult]: At program point testENTRY(lines 193 383) the Hoare annotation is: true [2020-07-20 16:23:15,026 INFO L271 CegarLoopResult]: At program point L376(lines 231 377) the Hoare annotation is: true [2020-07-20 16:23:15,026 INFO L268 CegarLoopResult]: For program point testFINAL(lines 193 383) no Hoare annotation was computed. [2020-07-20 16:23:15,026 INFO L268 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2020-07-20 16:23:15,026 INFO L268 CegarLoopResult]: For program point L335(lines 335 339) no Hoare annotation was computed. [2020-07-20 16:23:15,026 INFO L268 CegarLoopResult]: For program point L302(lines 302 306) no Hoare annotation was computed. [2020-07-20 16:23:15,026 INFO L268 CegarLoopResult]: For program point L269(lines 269 273) no Hoare annotation was computed. [2020-07-20 16:23:15,026 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 16:23:15,027 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 16:23:15,027 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 16:23:15,027 INFO L268 CegarLoopResult]: For program point L255(lines 255 262) no Hoare annotation was computed. [2020-07-20 16:23:15,027 INFO L268 CegarLoopResult]: For program point L346(lines 346 350) no Hoare annotation was computed. [2020-07-20 16:23:15,027 INFO L268 CegarLoopResult]: For program point L313(lines 313 317) no Hoare annotation was computed. [2020-07-20 16:23:15,027 INFO L268 CegarLoopResult]: For program point L280(lines 280 284) no Hoare annotation was computed. [2020-07-20 16:23:15,027 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 16:23:15,027 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 16:23:15,028 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 16:23:15,028 INFO L268 CegarLoopResult]: For program point L240(lines 240 374) no Hoare annotation was computed. [2020-07-20 16:23:15,028 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 16:23:15,028 INFO L268 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2020-07-20 16:23:15,028 INFO L268 CegarLoopResult]: For program point L233(lines 232 375) no Hoare annotation was computed. [2020-07-20 16:23:15,028 INFO L268 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2020-07-20 16:23:15,028 INFO L268 CegarLoopResult]: For program point L324(lines 324 328) no Hoare annotation was computed. [2020-07-20 16:23:15,028 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 16:23:15,029 INFO L268 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2020-07-20 16:23:15,029 INFO L268 CegarLoopResult]: For program point getEmailToFINAL(lines 533 551) no Hoare annotation was computed. [2020-07-20 16:23:15,029 INFO L268 CegarLoopResult]: For program point L541(lines 541 547) no Hoare annotation was computed. [2020-07-20 16:23:15,029 INFO L268 CegarLoopResult]: For program point getEmailToEXIT(lines 533 551) no Hoare annotation was computed. [2020-07-20 16:23:15,029 INFO L268 CegarLoopResult]: For program point L537(lines 537 548) no Hoare annotation was computed. [2020-07-20 16:23:15,029 INFO L271 CegarLoopResult]: At program point getEmailToENTRY(lines 533 551) the Hoare annotation is: true [2020-07-20 16:23:15,029 INFO L271 CegarLoopResult]: At program point get_queued_emailENTRY(lines 963 971) the Hoare annotation is: true [2020-07-20 16:23:15,029 INFO L268 CegarLoopResult]: For program point get_queued_emailFINAL(lines 963 971) no Hoare annotation was computed. [2020-07-20 16:23:15,029 INFO L268 CegarLoopResult]: For program point get_queued_emailEXIT(lines 963 971) no Hoare annotation was computed. [2020-07-20 16:23:15,030 INFO L268 CegarLoopResult]: For program point L1503(lines 1503 1519) no Hoare annotation was computed. [2020-07-20 16:23:15,030 INFO L268 CegarLoopResult]: For program point getClientOutbufferEXIT(lines 1499 1522) no Hoare annotation was computed. [2020-07-20 16:23:15,030 INFO L268 CegarLoopResult]: For program point getClientOutbufferENTRY(lines 1499 1522) no Hoare annotation was computed. [2020-07-20 16:23:15,030 INFO L268 CegarLoopResult]: For program point getClientOutbufferFINAL(lines 1499 1522) no Hoare annotation was computed. [2020-07-20 16:23:15,030 INFO L268 CegarLoopResult]: For program point L1511(lines 1511 1517) no Hoare annotation was computed. [2020-07-20 16:23:15,030 INFO L268 CegarLoopResult]: For program point L1507(lines 1507 1518) no Hoare annotation was computed. [2020-07-20 16:23:15,030 INFO L268 CegarLoopResult]: For program point L1983(lines 1983 1995) no Hoare annotation was computed. [2020-07-20 16:23:15,030 INFO L268 CegarLoopResult]: For program point setClientAutoResponseEXIT(lines 1979 1998) no Hoare annotation was computed. [2020-07-20 16:23:15,031 INFO L271 CegarLoopResult]: At program point setClientAutoResponseENTRY(lines 1979 1998) the Hoare annotation is: true [2020-07-20 16:23:15,031 INFO L268 CegarLoopResult]: For program point L1989(lines 1989 1993) no Hoare annotation was computed. [2020-07-20 16:23:15,031 INFO L268 CegarLoopResult]: For program point L1989-2(lines 1979 1998) no Hoare annotation was computed. [2020-07-20 16:23:15,031 INFO L268 CegarLoopResult]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2020-07-20 16:23:15,031 INFO L268 CegarLoopResult]: For program point setClientAddressBookSizeENTRY(lines 1570 1589) no Hoare annotation was computed. [2020-07-20 16:23:15,031 INFO L268 CegarLoopResult]: For program point L1580(lines 1580 1584) no Hoare annotation was computed. [2020-07-20 16:23:15,031 INFO L268 CegarLoopResult]: For program point L1580-2(lines 1570 1589) no Hoare annotation was computed. [2020-07-20 16:23:15,031 INFO L268 CegarLoopResult]: For program point L1577(lines 1577 1585) no Hoare annotation was computed. [2020-07-20 16:23:15,031 INFO L268 CegarLoopResult]: For program point L1574(lines 1574 1586) no Hoare annotation was computed. [2020-07-20 16:23:15,032 INFO L268 CegarLoopResult]: For program point setClientAddressBookSizeEXIT(lines 1570 1589) no Hoare annotation was computed. [2020-07-20 16:23:15,032 INFO L268 CegarLoopResult]: For program point L2145(lines 2145 2176) no Hoare annotation was computed. [2020-07-20 16:23:15,032 INFO L268 CegarLoopResult]: For program point getClientKeyringUserEXIT(lines 2127 2180) no Hoare annotation was computed. [2020-07-20 16:23:15,032 INFO L268 CegarLoopResult]: For program point L2164(lines 2164 2170) no Hoare annotation was computed. [2020-07-20 16:23:15,032 INFO L268 CegarLoopResult]: For program point L2131(lines 2131 2177) no Hoare annotation was computed. [2020-07-20 16:23:15,032 INFO L268 CegarLoopResult]: For program point L2160(lines 2160 2171) no Hoare annotation was computed. [2020-07-20 16:23:15,032 INFO L268 CegarLoopResult]: For program point L2150(lines 2150 2156) no Hoare annotation was computed. [2020-07-20 16:23:15,032 INFO L268 CegarLoopResult]: For program point getClientKeyringUserFINAL(lines 2127 2180) no Hoare annotation was computed. [2020-07-20 16:23:15,032 INFO L268 CegarLoopResult]: For program point L2146(lines 2146 2157) no Hoare annotation was computed. [2020-07-20 16:23:15,033 INFO L268 CegarLoopResult]: For program point L2136(lines 2136 2142) no Hoare annotation was computed. [2020-07-20 16:23:15,033 INFO L268 CegarLoopResult]: For program point L2132(lines 2132 2143) no Hoare annotation was computed. [2020-07-20 16:23:15,033 INFO L268 CegarLoopResult]: For program point getClientKeyringUserENTRY(lines 2127 2180) no Hoare annotation was computed. [2020-07-20 16:23:15,033 INFO L268 CegarLoopResult]: For program point L2159(lines 2159 2175) no Hoare annotation was computed. [2020-07-20 16:23:15,033 INFO L268 CegarLoopResult]: For program point L2207-1(lines 2181 2224) no Hoare annotation was computed. [2020-07-20 16:23:15,033 INFO L268 CegarLoopResult]: For program point L2207(lines 2207 2219) no Hoare annotation was computed. [2020-07-20 16:23:15,033 INFO L268 CegarLoopResult]: For program point setClientKeyringUserENTRY(lines 2181 2224) no Hoare annotation was computed. [2020-07-20 16:23:15,033 INFO L268 CegarLoopResult]: For program point L2197(lines 2197 2205) no Hoare annotation was computed. [2020-07-20 16:23:15,033 INFO L268 CegarLoopResult]: For program point L2189(lines 2189 2193) no Hoare annotation was computed. [2020-07-20 16:23:15,033 INFO L268 CegarLoopResult]: For program point L2185(lines 2185 2221) no Hoare annotation was computed. [2020-07-20 16:23:15,034 INFO L268 CegarLoopResult]: For program point L2208(lines 2208 2216) no Hoare annotation was computed. [2020-07-20 16:23:15,034 INFO L268 CegarLoopResult]: For program point setClientKeyringUserEXIT(lines 2181 2224) no Hoare annotation was computed. [2020-07-20 16:23:15,034 INFO L268 CegarLoopResult]: For program point L2200(lines 2200 2204) no Hoare annotation was computed. [2020-07-20 16:23:15,034 INFO L268 CegarLoopResult]: For program point L2196(lines 2196 2220) no Hoare annotation was computed. [2020-07-20 16:23:15,034 INFO L268 CegarLoopResult]: For program point L2186(lines 2186 2194) no Hoare annotation was computed. [2020-07-20 16:23:15,034 INFO L268 CegarLoopResult]: For program point L2211(lines 2211 2215) no Hoare annotation was computed. [2020-07-20 16:23:15,034 INFO L271 CegarLoopResult]: At program point setEmailFromENTRY(lines 515 530) the Hoare annotation is: true [2020-07-20 16:23:15,034 INFO L268 CegarLoopResult]: For program point setEmailFromEXIT(lines 515 530) no Hoare annotation was computed. [2020-07-20 16:23:15,034 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-07-20 16:23:15,035 INFO L268 CegarLoopResult]: For program point L522-2(lines 515 530) no Hoare annotation was computed. [2020-07-20 16:23:15,035 INFO L268 CegarLoopResult]: For program point L519(lines 519 527) no Hoare annotation was computed. [2020-07-20 16:23:15,035 INFO L268 CegarLoopResult]: For program point L1601(lines 1601 1611) no Hoare annotation was computed. [2020-07-20 16:23:15,035 INFO L268 CegarLoopResult]: For program point L1598(line 1598) no Hoare annotation was computed. [2020-07-20 16:23:15,035 INFO L268 CegarLoopResult]: For program point L1598-1(line 1598) no Hoare annotation was computed. [2020-07-20 16:23:15,035 INFO L268 CegarLoopResult]: For program point createClientAddressBookEntryEXIT(lines 1590 1614) no Hoare annotation was computed. [2020-07-20 16:23:15,035 INFO L268 CegarLoopResult]: For program point L1604(line 1604) no Hoare annotation was computed. [2020-07-20 16:23:15,035 INFO L268 CegarLoopResult]: For program point L1604-1(line 1604) no Hoare annotation was computed. [2020-07-20 16:23:15,036 INFO L268 CegarLoopResult]: For program point createClientAddressBookEntryENTRY(lines 1590 1614) no Hoare annotation was computed. [2020-07-20 16:23:15,036 INFO L268 CegarLoopResult]: For program point createClientAddressBookEntryFINAL(lines 1590 1614) no Hoare annotation was computed. [2020-07-20 16:23:15,036 INFO L268 CegarLoopResult]: For program point isReadableEXIT(lines 2512 2520) no Hoare annotation was computed. [2020-07-20 16:23:15,036 INFO L271 CegarLoopResult]: At program point isReadableENTRY(lines 2512 2520) the Hoare annotation is: true [2020-07-20 16:23:15,036 INFO L268 CegarLoopResult]: For program point isReadableFINAL(lines 2512 2520) no Hoare annotation was computed. [2020-07-20 16:23:15,036 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 1015 1022) no Hoare annotation was computed. [2020-07-20 16:23:15,036 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2020-07-20 16:23:15,036 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 1015 1022) the Hoare annotation is: true [2020-07-20 16:23:15,036 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 1015 1022) no Hoare annotation was computed. [2020-07-20 16:23:15,037 INFO L268 CegarLoopResult]: For program point L2368(lines 2368 2380) no Hoare annotation was computed. [2020-07-20 16:23:15,037 INFO L268 CegarLoopResult]: For program point L2368-1(lines 2342 2385) no Hoare annotation was computed. [2020-07-20 16:23:15,037 INFO L268 CegarLoopResult]: For program point setClientKeyringPublicKeyEXIT(lines 2342 2385) no Hoare annotation was computed. [2020-07-20 16:23:15,037 INFO L268 CegarLoopResult]: For program point L2358(lines 2358 2366) no Hoare annotation was computed. [2020-07-20 16:23:15,037 INFO L268 CegarLoopResult]: For program point L2350(lines 2350 2354) no Hoare annotation was computed. [2020-07-20 16:23:15,037 INFO L268 CegarLoopResult]: For program point L2346(lines 2346 2382) no Hoare annotation was computed. [2020-07-20 16:23:15,037 INFO L268 CegarLoopResult]: For program point L2369(lines 2369 2377) no Hoare annotation was computed. [2020-07-20 16:23:15,037 INFO L268 CegarLoopResult]: For program point L2361(lines 2361 2365) no Hoare annotation was computed. [2020-07-20 16:23:15,037 INFO L268 CegarLoopResult]: For program point setClientKeyringPublicKeyENTRY(lines 2342 2385) no Hoare annotation was computed. [2020-07-20 16:23:15,037 INFO L268 CegarLoopResult]: For program point L2357(lines 2357 2381) no Hoare annotation was computed. [2020-07-20 16:23:15,038 INFO L268 CegarLoopResult]: For program point L2347(lines 2347 2355) no Hoare annotation was computed. [2020-07-20 16:23:15,038 INFO L268 CegarLoopResult]: For program point L2372(lines 2372 2376) no Hoare annotation was computed. [2020-07-20 16:23:15,038 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 16:23:15,038 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 16:23:15,038 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 16:23:15,038 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-07-20 16:23:15,038 INFO L268 CegarLoopResult]: For program point outgoingEXIT(lines 857 868) no Hoare annotation was computed. [2020-07-20 16:23:15,038 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 16:23:15,039 INFO L268 CegarLoopResult]: For program point outgoingFINAL(lines 857 868) no Hoare annotation was computed. [2020-07-20 16:23:15,039 INFO L268 CegarLoopResult]: For program point setClientForwardReceiverENTRY(lines 2414 2433) no Hoare annotation was computed. [2020-07-20 16:23:15,039 INFO L268 CegarLoopResult]: For program point setClientForwardReceiverEXIT(lines 2414 2433) no Hoare annotation was computed. [2020-07-20 16:23:15,039 INFO L268 CegarLoopResult]: For program point L2424(lines 2424 2428) no Hoare annotation was computed. [2020-07-20 16:23:15,039 INFO L268 CegarLoopResult]: For program point L2424-2(lines 2414 2433) no Hoare annotation was computed. [2020-07-20 16:23:15,039 INFO L268 CegarLoopResult]: For program point L2421(lines 2421 2429) no Hoare annotation was computed. [2020-07-20 16:23:15,039 INFO L268 CegarLoopResult]: For program point L2418(lines 2418 2430) no Hoare annotation was computed. [2020-07-20 16:23:15,039 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 403 409) the Hoare annotation is: true [2020-07-20 16:23:15,039 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 403 409) no Hoare annotation was computed. [2020-07-20 16:23:15,039 INFO L268 CegarLoopResult]: For program point getClientIdFINAL(lines 2437 2460) no Hoare annotation was computed. [2020-07-20 16:23:15,040 INFO L268 CegarLoopResult]: For program point L2449(lines 2449 2455) no Hoare annotation was computed. [2020-07-20 16:23:15,040 INFO L268 CegarLoopResult]: For program point L2445(lines 2445 2456) no Hoare annotation was computed. [2020-07-20 16:23:15,040 INFO L271 CegarLoopResult]: At program point getClientIdENTRY(lines 2437 2460) the Hoare annotation is: true [2020-07-20 16:23:15,040 INFO L268 CegarLoopResult]: For program point L2441(lines 2441 2457) no Hoare annotation was computed. [2020-07-20 16:23:15,040 INFO L268 CegarLoopResult]: For program point getClientIdEXIT(lines 2437 2460) no Hoare annotation was computed. [2020-07-20 16:23:15,040 INFO L268 CegarLoopResult]: For program point L800(lines 800 811) no Hoare annotation was computed. [2020-07-20 16:23:15,040 INFO L268 CegarLoopResult]: For program point isVerifiedENTRY(lines 796 814) no Hoare annotation was computed. [2020-07-20 16:23:15,040 INFO L268 CegarLoopResult]: For program point isVerifiedFINAL(lines 796 814) no Hoare annotation was computed. [2020-07-20 16:23:15,040 INFO L268 CegarLoopResult]: For program point isVerifiedEXIT(lines 796 814) no Hoare annotation was computed. [2020-07-20 16:23:15,040 INFO L268 CegarLoopResult]: For program point L804(lines 804 810) no Hoare annotation was computed. [2020-07-20 16:23:15,041 INFO L268 CegarLoopResult]: For program point deliverFINAL(lines 869 878) no Hoare annotation was computed. [2020-07-20 16:23:15,041 INFO L271 CegarLoopResult]: At program point deliverENTRY(lines 869 878) the Hoare annotation is: true [2020-07-20 16:23:15,041 INFO L268 CegarLoopResult]: For program point deliverEXIT(lines 869 878) no Hoare annotation was computed. [2020-07-20 16:23:15,041 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 16:23:15,041 INFO L268 CegarLoopResult]: For program point L1008-1(lines 996 1013) no Hoare annotation was computed. [2020-07-20 16:23:15,041 INFO L268 CegarLoopResult]: For program point L1004(lines 1004 1010) no Hoare annotation was computed. [2020-07-20 16:23:15,041 INFO L268 CegarLoopResult]: For program point __utac_acc__DecryptAutoResponder_spec__1EXIT(lines 996 1013) no Hoare annotation was computed. [2020-07-20 16:23:15,041 INFO L271 CegarLoopResult]: At program point L1002(line 1002) the Hoare annotation is: true [2020-07-20 16:23:15,041 INFO L268 CegarLoopResult]: For program point L1002-1(line 1002) no Hoare annotation was computed. [2020-07-20 16:23:15,041 INFO L271 CegarLoopResult]: At program point __utac_acc__DecryptAutoResponder_spec__1ENTRY(lines 996 1013) the Hoare annotation is: true [2020-07-20 16:23:15,042 INFO L268 CegarLoopResult]: For program point createClientKeyringEntryEXIT(lines 2093 2117) no Hoare annotation was computed. [2020-07-20 16:23:15,042 INFO L268 CegarLoopResult]: For program point L2107-1(line 2107) no Hoare annotation was computed. [2020-07-20 16:23:15,042 INFO L268 CegarLoopResult]: For program point L2107(line 2107) no Hoare annotation was computed. [2020-07-20 16:23:15,042 INFO L268 CegarLoopResult]: For program point L2104(lines 2104 2114) no Hoare annotation was computed. [2020-07-20 16:23:15,042 INFO L268 CegarLoopResult]: For program point L2101-1(line 2101) no Hoare annotation was computed. [2020-07-20 16:23:15,042 INFO L268 CegarLoopResult]: For program point L2101(line 2101) no Hoare annotation was computed. [2020-07-20 16:23:15,042 INFO L268 CegarLoopResult]: For program point createClientKeyringEntryENTRY(lines 2093 2117) no Hoare annotation was computed. [2020-07-20 16:23:15,042 INFO L268 CegarLoopResult]: For program point createClientKeyringEntryFINAL(lines 2093 2117) no Hoare annotation was computed. [2020-07-20 16:23:15,042 INFO L268 CegarLoopResult]: For program point setup_chuckEXIT(lines 94 103) no Hoare annotation was computed. [2020-07-20 16:23:15,042 INFO L271 CegarLoopResult]: At program point setup_chuckENTRY(lines 94 103) the Hoare annotation is: true [2020-07-20 16:23:15,043 INFO L268 CegarLoopResult]: For program point setup_chuckFINAL(lines 94 103) no Hoare annotation was computed. [2020-07-20 16:23:15,043 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 16:23:15,043 INFO L268 CegarLoopResult]: For program point L2292(lines 2292 2338) no Hoare annotation was computed. [2020-07-20 16:23:15,043 INFO L268 CegarLoopResult]: For program point L2325(lines 2325 2331) no Hoare annotation was computed. [2020-07-20 16:23:15,043 INFO L268 CegarLoopResult]: For program point L2321(lines 2321 2332) no Hoare annotation was computed. [2020-07-20 16:23:15,043 INFO L268 CegarLoopResult]: For program point L2311(lines 2311 2317) no Hoare annotation was computed. [2020-07-20 16:23:15,043 INFO L268 CegarLoopResult]: For program point L2307(lines 2307 2318) no Hoare annotation was computed. [2020-07-20 16:23:15,043 INFO L268 CegarLoopResult]: For program point L2297(lines 2297 2303) no Hoare annotation was computed. [2020-07-20 16:23:15,043 INFO L268 CegarLoopResult]: For program point L2293(lines 2293 2304) no Hoare annotation was computed. [2020-07-20 16:23:15,043 INFO L268 CegarLoopResult]: For program point findPublicKeyFINAL(lines 2288 2341) no Hoare annotation was computed. [2020-07-20 16:23:15,044 INFO L268 CegarLoopResult]: For program point L2320(lines 2320 2336) no Hoare annotation was computed. [2020-07-20 16:23:15,044 INFO L268 CegarLoopResult]: For program point findPublicKeyEXIT(lines 2288 2341) no Hoare annotation was computed. [2020-07-20 16:23:15,044 INFO L268 CegarLoopResult]: For program point L2306(lines 2306 2337) no Hoare annotation was computed. [2020-07-20 16:23:15,044 INFO L268 CegarLoopResult]: For program point findPublicKeyENTRY(lines 2288 2341) no Hoare annotation was computed. [2020-07-20 16:23:15,044 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 16:23:15,044 INFO L268 CegarLoopResult]: For program point sendEmailEXIT(lines 922 934) no Hoare annotation was computed. [2020-07-20 16:23:15,044 INFO L268 CegarLoopResult]: For program point L928-1(line 928) no Hoare annotation was computed. [2020-07-20 16:23:15,044 INFO L271 CegarLoopResult]: At program point sendEmailENTRY(lines 922 934) the Hoare annotation is: true [2020-07-20 16:23:15,044 INFO L268 CegarLoopResult]: For program point sendEmailFINAL(lines 922 934) no Hoare annotation was computed. [2020-07-20 16:23:15,045 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 16:23:15,045 INFO L268 CegarLoopResult]: For program point L1782(lines 1782 1794) no Hoare annotation was computed. [2020-07-20 16:23:15,045 INFO L268 CegarLoopResult]: For program point L1803(lines 1803 1807) no Hoare annotation was computed. [2020-07-20 16:23:15,045 INFO L268 CegarLoopResult]: For program point L1770(lines 1770 1778) no Hoare annotation was computed. [2020-07-20 16:23:15,045 INFO L268 CegarLoopResult]: For program point L1766(lines 1766 1814) no Hoare annotation was computed. [2020-07-20 16:23:15,045 INFO L268 CegarLoopResult]: For program point setClientAddressBookAliasENTRY(lines 1762 1817) no Hoare annotation was computed. [2020-07-20 16:23:15,045 INFO L268 CegarLoopResult]: For program point setClientAddressBookAliasEXIT(lines 1762 1817) no Hoare annotation was computed. [2020-07-20 16:23:15,045 INFO L268 CegarLoopResult]: For program point L1800(lines 1800 1808) no Hoare annotation was computed. [2020-07-20 16:23:15,045 INFO L268 CegarLoopResult]: For program point L1767(lines 1767 1779) no Hoare annotation was computed. [2020-07-20 16:23:15,045 INFO L268 CegarLoopResult]: For program point L1796(lines 1796 1812) no Hoare annotation was computed. [2020-07-20 16:23:15,046 INFO L268 CegarLoopResult]: For program point L1796-1(lines 1762 1817) no Hoare annotation was computed. [2020-07-20 16:23:15,046 INFO L268 CegarLoopResult]: For program point L1788(lines 1788 1792) no Hoare annotation was computed. [2020-07-20 16:23:15,046 INFO L268 CegarLoopResult]: For program point L1797(lines 1797 1809) no Hoare annotation was computed. [2020-07-20 16:23:15,046 INFO L268 CegarLoopResult]: For program point L1785(lines 1785 1793) no Hoare annotation was computed. [2020-07-20 16:23:15,046 INFO L268 CegarLoopResult]: For program point L1781(lines 1781 1813) no Hoare annotation was computed. [2020-07-20 16:23:15,046 INFO L268 CegarLoopResult]: For program point L1773(lines 1773 1777) no Hoare annotation was computed. [2020-07-20 16:23:15,046 INFO L268 CegarLoopResult]: For program point L575(lines 575 587) no Hoare annotation was computed. [2020-07-20 16:23:15,046 INFO L268 CegarLoopResult]: For program point getEmailSubjectFINAL(lines 570 590) no Hoare annotation was computed. [2020-07-20 16:23:15,046 INFO L268 CegarLoopResult]: For program point getEmailSubjectENTRY(lines 570 590) no Hoare annotation was computed. [2020-07-20 16:23:15,046 INFO L268 CegarLoopResult]: For program point L579(lines 579 586) no Hoare annotation was computed. [2020-07-20 16:23:15,047 INFO L268 CegarLoopResult]: For program point getEmailSubjectEXIT(lines 570 590) no Hoare annotation was computed. [2020-07-20 16:23:15,047 INFO L268 CegarLoopResult]: For program point initClientENTRY(lines 1431 1445) no Hoare annotation was computed. [2020-07-20 16:23:15,047 INFO L268 CegarLoopResult]: For program point L1435(lines 1435 1442) no Hoare annotation was computed. [2020-07-20 16:23:15,047 INFO L268 CegarLoopResult]: For program point initClientFINAL(lines 1431 1445) no Hoare annotation was computed. [2020-07-20 16:23:15,047 INFO L268 CegarLoopResult]: For program point initClientEXIT(lines 1431 1445) no Hoare annotation was computed. [2020-07-20 16:23:15,047 INFO L268 CegarLoopResult]: For program point L656(lines 656 662) no Hoare annotation was computed. [2020-07-20 16:23:15,047 INFO L268 CegarLoopResult]: For program point isEncryptedFINAL(lines 648 666) no Hoare annotation was computed. [2020-07-20 16:23:15,047 INFO L268 CegarLoopResult]: For program point L652(lines 652 663) no Hoare annotation was computed. [2020-07-20 16:23:15,047 INFO L268 CegarLoopResult]: For program point isEncryptedEXIT(lines 648 666) no Hoare annotation was computed. [2020-07-20 16:23:15,047 INFO L268 CegarLoopResult]: For program point isEncryptedENTRY(lines 648 666) no Hoare annotation was computed. [2020-07-20 16:23:15,048 INFO L268 CegarLoopResult]: For program point getClientAutoResponseFINAL(lines 1955 1978) no Hoare annotation was computed. [2020-07-20 16:23:15,048 INFO L268 CegarLoopResult]: For program point L1967(lines 1967 1973) no Hoare annotation was computed. [2020-07-20 16:23:15,048 INFO L268 CegarLoopResult]: For program point getClientAutoResponseEXIT(lines 1955 1978) no Hoare annotation was computed. [2020-07-20 16:23:15,048 INFO L268 CegarLoopResult]: For program point L1963(lines 1963 1974) no Hoare annotation was computed. [2020-07-20 16:23:15,048 INFO L271 CegarLoopResult]: At program point getClientAutoResponseENTRY(lines 1955 1978) the Hoare annotation is: true [2020-07-20 16:23:15,048 INFO L268 CegarLoopResult]: For program point L1959(lines 1959 1975) no Hoare annotation was computed. [2020-07-20 16:23:15,048 INFO L271 CegarLoopResult]: At program point rjhSetAutoRespondENTRY(lines 182 191) the Hoare annotation is: true [2020-07-20 16:23:15,048 INFO L268 CegarLoopResult]: For program point rjhSetAutoRespondFINAL(lines 182 191) no Hoare annotation was computed. [2020-07-20 16:23:15,048 INFO L268 CegarLoopResult]: For program point rjhSetAutoRespondEXIT(lines 182 191) no Hoare annotation was computed. [2020-07-20 16:23:15,048 INFO L271 CegarLoopResult]: At program point incoming__wrappee__BaseENTRY(lines 879 888) the Hoare annotation is: true [2020-07-20 16:23:15,049 INFO L268 CegarLoopResult]: For program point incoming__wrappee__BaseFINAL(lines 879 888) no Hoare annotation was computed. [2020-07-20 16:23:15,049 INFO L271 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: true [2020-07-20 16:23:15,049 INFO L268 CegarLoopResult]: For program point incoming__wrappee__BaseEXIT(lines 879 888) no Hoare annotation was computed. [2020-07-20 16:23:15,049 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 1047 1092) no Hoare annotation was computed. [2020-07-20 16:23:15,049 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 1047 1092) no Hoare annotation was computed. [2020-07-20 16:23:15,049 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 1047 1092) no Hoare annotation was computed. [2020-07-20 16:23:15,049 INFO L268 CegarLoopResult]: For program point L674-2(lines 667 682) no Hoare annotation was computed. [2020-07-20 16:23:15,049 INFO L268 CegarLoopResult]: For program point L671(lines 671 679) no Hoare annotation was computed. [2020-07-20 16:23:15,049 INFO L268 CegarLoopResult]: For program point setEmailIsEncryptedEXIT(lines 667 682) no Hoare annotation was computed. [2020-07-20 16:23:15,049 INFO L268 CegarLoopResult]: For program point setEmailIsEncryptedENTRY(lines 667 682) no Hoare annotation was computed. [2020-07-20 16:23:15,050 INFO L268 CegarLoopResult]: For program point L674(lines 674 678) no Hoare annotation was computed. [2020-07-20 16:23:15,050 INFO L268 CegarLoopResult]: For program point initEmailEXIT(lines 442 456) no Hoare annotation was computed. [2020-07-20 16:23:15,050 INFO L268 CegarLoopResult]: For program point L446(lines 446 453) no Hoare annotation was computed. [2020-07-20 16:23:15,050 INFO L268 CegarLoopResult]: For program point initEmailENTRY(lines 442 456) no Hoare annotation was computed. [2020-07-20 16:23:15,050 INFO L268 CegarLoopResult]: For program point initEmailFINAL(lines 442 456) no Hoare annotation was computed. [2020-07-20 16:23:15,050 INFO L268 CegarLoopResult]: For program point getEmailBodyFINAL(lines 609 629) no Hoare annotation was computed. [2020-07-20 16:23:15,050 INFO L268 CegarLoopResult]: For program point L618(lines 618 625) no Hoare annotation was computed. [2020-07-20 16:23:15,050 INFO L268 CegarLoopResult]: For program point getEmailBodyEXIT(lines 609 629) no Hoare annotation was computed. [2020-07-20 16:23:15,050 INFO L268 CegarLoopResult]: For program point getEmailBodyENTRY(lines 609 629) no Hoare annotation was computed. [2020-07-20 16:23:15,050 INFO L268 CegarLoopResult]: For program point L614(lines 614 626) no Hoare annotation was computed. [2020-07-20 16:23:15,051 INFO L268 CegarLoopResult]: For program point setClientNameENTRY(lines 1475 1494) no Hoare annotation was computed. [2020-07-20 16:23:15,051 INFO L268 CegarLoopResult]: For program point setClientNameEXIT(lines 1475 1494) no Hoare annotation was computed. [2020-07-20 16:23:15,051 INFO L268 CegarLoopResult]: For program point L1485(lines 1485 1489) no Hoare annotation was computed. [2020-07-20 16:23:15,051 INFO L268 CegarLoopResult]: For program point L1485-2(lines 1475 1494) no Hoare annotation was computed. [2020-07-20 16:23:15,051 INFO L268 CegarLoopResult]: For program point L1482(lines 1482 1490) no Hoare annotation was computed. [2020-07-20 16:23:15,051 INFO L268 CegarLoopResult]: For program point L1479(lines 1479 1491) no Hoare annotation was computed. [2020-07-20 16:23:15,051 INFO L268 CegarLoopResult]: For program point L767(lines 767 773) no Hoare annotation was computed. [2020-07-20 16:23:15,051 INFO L268 CegarLoopResult]: For program point getEmailSignKeyEXIT(lines 759 777) no Hoare annotation was computed. [2020-07-20 16:23:15,051 INFO L268 CegarLoopResult]: For program point L763(lines 763 774) no Hoare annotation was computed. [2020-07-20 16:23:15,051 INFO L268 CegarLoopResult]: For program point getEmailSignKeyENTRY(lines 759 777) no Hoare annotation was computed. [2020-07-20 16:23:15,052 INFO L268 CegarLoopResult]: For program point getEmailSignKeyFINAL(lines 759 777) no Hoare annotation was computed. [2020-07-20 16:23:15,052 INFO L268 CegarLoopResult]: For program point setClientPrivateKeyENTRY(lines 2026 2045) no Hoare annotation was computed. [2020-07-20 16:23:15,052 INFO L268 CegarLoopResult]: For program point setClientPrivateKeyEXIT(lines 2026 2045) no Hoare annotation was computed. [2020-07-20 16:23:15,052 INFO L268 CegarLoopResult]: For program point L2036(lines 2036 2040) no Hoare annotation was computed. [2020-07-20 16:23:15,052 INFO L268 CegarLoopResult]: For program point L2036-2(lines 2026 2045) no Hoare annotation was computed. [2020-07-20 16:23:15,052 INFO L268 CegarLoopResult]: For program point L2033(lines 2033 2041) no Hoare annotation was computed. [2020-07-20 16:23:15,052 INFO L268 CegarLoopResult]: For program point L2030(lines 2030 2042) no Hoare annotation was computed. [2020-07-20 16:23:15,052 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 1644) no Hoare annotation was computed. [2020-07-20 16:23:15,052 INFO L268 CegarLoopResult]: For program point L1629(lines 1629 1645) no Hoare annotation was computed. [2020-07-20 16:23:15,052 INFO L268 CegarLoopResult]: For program point L1656(lines 1656 1662) no Hoare annotation was computed. [2020-07-20 16:23:15,053 INFO L268 CegarLoopResult]: For program point L1652(lines 1652 1663) no Hoare annotation was computed. [2020-07-20 16:23:15,053 INFO L268 CegarLoopResult]: For program point L1648(lines 1648 1664) no Hoare annotation was computed. [2020-07-20 16:23:15,053 INFO L268 CegarLoopResult]: For program point L1675(lines 1675 1681) no Hoare annotation was computed. [2020-07-20 16:23:15,053 INFO L268 CegarLoopResult]: For program point getClientAddressBookAliasENTRY(lines 1624 1692) no Hoare annotation was computed. [2020-07-20 16:23:15,053 INFO L268 CegarLoopResult]: For program point L1671(lines 1671 1682) no Hoare annotation was computed. [2020-07-20 16:23:15,053 INFO L268 CegarLoopResult]: For program point getClientAddressBookAliasEXIT(lines 1624 1692) no Hoare annotation was computed. [2020-07-20 16:23:15,053 INFO L268 CegarLoopResult]: For program point L1667(lines 1667 1683) no Hoare annotation was computed. [2020-07-20 16:23:15,053 INFO L268 CegarLoopResult]: For program point L1628(lines 1628 1689) no Hoare annotation was computed. [2020-07-20 16:23:15,053 INFO L268 CegarLoopResult]: For program point L1647(lines 1647 1688) no Hoare annotation was computed. [2020-07-20 16:23:15,053 INFO L268 CegarLoopResult]: For program point getClientAddressBookAliasFINAL(lines 1624 1692) no Hoare annotation was computed. [2020-07-20 16:23:15,054 INFO L268 CegarLoopResult]: For program point L1637(lines 1637 1643) no Hoare annotation was computed. [2020-07-20 16:23:15,054 INFO L268 CegarLoopResult]: For program point L1666(lines 1666 1687) no Hoare annotation was computed. [2020-07-20 16:23:15,054 INFO L268 CegarLoopResult]: For program point L2496(line 2496) no Hoare annotation was computed. [2020-07-20 16:23:15,054 INFO L268 CegarLoopResult]: For program point L2496-1(line 2496) no Hoare annotation was computed. [2020-07-20 16:23:15,054 INFO L268 CegarLoopResult]: For program point L2505-1(line 2505) no Hoare annotation was computed. [2020-07-20 16:23:15,054 INFO L268 CegarLoopResult]: For program point L2505(line 2505) no Hoare annotation was computed. [2020-07-20 16:23:15,054 INFO L268 CegarLoopResult]: For program point L2502(line 2502) no Hoare annotation was computed. [2020-07-20 16:23:15,054 INFO L268 CegarLoopResult]: For program point printMailEXIT(lines 2484 2511) no Hoare annotation was computed. [2020-07-20 16:23:15,054 INFO L268 CegarLoopResult]: For program point L2502-1(line 2502) no Hoare annotation was computed. [2020-07-20 16:23:15,054 INFO L268 CegarLoopResult]: For program point printMailENTRY(lines 2484 2511) no Hoare annotation was computed. [2020-07-20 16:23:15,055 INFO L268 CegarLoopResult]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2020-07-20 16:23:15,055 INFO L268 CegarLoopResult]: For program point printMailFINAL(lines 2484 2511) no Hoare annotation was computed. [2020-07-20 16:23:15,055 INFO L268 CegarLoopResult]: For program point L2499(line 2499) no Hoare annotation was computed. [2020-07-20 16:23:15,055 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 1314 1359) no Hoare annotation was computed. [2020-07-20 16:23:15,055 INFO L268 CegarLoopResult]: For program point L1334(lines 1334 1341) no Hoare annotation was computed. [2020-07-20 16:23:15,055 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 1314 1359) no Hoare annotation was computed. [2020-07-20 16:23:15,055 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 1314 1359) no Hoare annotation was computed. [2020-07-20 16:23:15,055 INFO L268 CegarLoopResult]: For program point L1328(lines 1328 1348) no Hoare annotation was computed. [2020-07-20 16:23:15,055 INFO L268 CegarLoopResult]: For program point L1328-1(lines 1328 1348) no Hoare annotation was computed. [2020-07-20 16:23:15,055 INFO L268 CegarLoopResult]: For program point getClientKeyringSizeENTRY(lines 2049 2072) no Hoare annotation was computed. [2020-07-20 16:23:15,056 INFO L268 CegarLoopResult]: For program point L2061(lines 2061 2067) no Hoare annotation was computed. [2020-07-20 16:23:15,056 INFO L268 CegarLoopResult]: For program point getClientKeyringSizeEXIT(lines 2049 2072) no Hoare annotation was computed. [2020-07-20 16:23:15,056 INFO L268 CegarLoopResult]: For program point L2057(lines 2057 2068) no Hoare annotation was computed. [2020-07-20 16:23:15,056 INFO L268 CegarLoopResult]: For program point getClientKeyringSizeFINAL(lines 2049 2072) no Hoare annotation was computed. [2020-07-20 16:23:15,056 INFO L268 CegarLoopResult]: For program point L2053(lines 2053 2069) no Hoare annotation was computed. [2020-07-20 16:23:15,056 INFO L268 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-07-20 16:23:15,056 INFO L268 CegarLoopResult]: For program point L559-2(lines 552 567) no Hoare annotation was computed. [2020-07-20 16:23:15,056 INFO L268 CegarLoopResult]: For program point L556(lines 556 564) no Hoare annotation was computed. [2020-07-20 16:23:15,056 INFO L268 CegarLoopResult]: For program point setEmailToEXIT(lines 552 567) no Hoare annotation was computed. [2020-07-20 16:23:15,056 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 16:23:15,057 INFO L268 CegarLoopResult]: For program point L1697(lines 1697 1758) no Hoare annotation was computed. [2020-07-20 16:23:15,057 INFO L268 CegarLoopResult]: For program point L1716(lines 1716 1757) no Hoare annotation was computed. [2020-07-20 16:23:15,057 INFO L268 CegarLoopResult]: For program point findClientAddressBookAliasFINAL(lines 1693 1761) no Hoare annotation was computed. [2020-07-20 16:23:15,057 INFO L268 CegarLoopResult]: For program point L1706(lines 1706 1712) no Hoare annotation was computed. [2020-07-20 16:23:15,057 INFO L268 CegarLoopResult]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2020-07-20 16:23:15,057 INFO L268 CegarLoopResult]: For program point L1702(lines 1702 1713) no Hoare annotation was computed. [2020-07-20 16:23:15,057 INFO L268 CegarLoopResult]: For program point L1698(lines 1698 1714) no Hoare annotation was computed. [2020-07-20 16:23:15,057 INFO L268 CegarLoopResult]: For program point L1725(lines 1725 1731) no Hoare annotation was computed. [2020-07-20 16:23:15,057 INFO L268 CegarLoopResult]: For program point L1721(lines 1721 1732) no Hoare annotation was computed. [2020-07-20 16:23:15,057 INFO L268 CegarLoopResult]: For program point L1717(lines 1717 1733) no Hoare annotation was computed. [2020-07-20 16:23:15,057 INFO L268 CegarLoopResult]: For program point L1744(lines 1744 1750) no Hoare annotation was computed. [2020-07-20 16:23:15,058 INFO L268 CegarLoopResult]: For program point L1740(lines 1740 1751) no Hoare annotation was computed. [2020-07-20 16:23:15,058 INFO L268 CegarLoopResult]: For program point L1736(lines 1736 1752) no Hoare annotation was computed. [2020-07-20 16:23:15,058 INFO L268 CegarLoopResult]: For program point findClientAddressBookAliasEXIT(lines 1693 1761) no Hoare annotation was computed. [2020-07-20 16:23:15,058 INFO L268 CegarLoopResult]: For program point findClientAddressBookAliasENTRY(lines 1693 1761) no Hoare annotation was computed. [2020-07-20 16:23:15,058 INFO L268 CegarLoopResult]: For program point setEmailIsSignatureVerifiedENTRY(lines 815 830) no Hoare annotation was computed. [2020-07-20 16:23:15,058 INFO L268 CegarLoopResult]: For program point setEmailIsSignatureVerifiedEXIT(lines 815 830) no Hoare annotation was computed. [2020-07-20 16:23:15,058 INFO L268 CegarLoopResult]: For program point L822(lines 822 826) no Hoare annotation was computed. [2020-07-20 16:23:15,058 INFO L268 CegarLoopResult]: For program point L822-2(lines 815 830) no Hoare annotation was computed. [2020-07-20 16:23:15,058 INFO L268 CegarLoopResult]: For program point L819(lines 819 827) no Hoare annotation was computed. [2020-07-20 16:23:15,059 INFO L268 CegarLoopResult]: For program point is_queue_emptyEXIT(lines 945 953) no Hoare annotation was computed. [2020-07-20 16:23:15,059 INFO L271 CegarLoopResult]: At program point is_queue_emptyENTRY(lines 945 953) the Hoare annotation is: true [2020-07-20 16:23:15,059 INFO L268 CegarLoopResult]: For program point is_queue_emptyFINAL(lines 945 953) no Hoare annotation was computed. [2020-07-20 16:23:15,059 INFO L268 CegarLoopResult]: For program point L785(lines 785 789) no Hoare annotation was computed. [2020-07-20 16:23:15,059 INFO L268 CegarLoopResult]: For program point setEmailSignKeyEXIT(lines 778 793) no Hoare annotation was computed. [2020-07-20 16:23:15,059 INFO L268 CegarLoopResult]: For program point L785-2(lines 778 793) no Hoare annotation was computed. [2020-07-20 16:23:15,059 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-07-20 16:23:15,059 INFO L268 CegarLoopResult]: For program point setEmailSignKeyENTRY(lines 778 793) no Hoare annotation was computed. [2020-07-20 16:23:15,059 INFO L268 CegarLoopResult]: For program point L2238(lines 2238 2284) no Hoare annotation was computed. [2020-07-20 16:23:15,059 INFO L268 CegarLoopResult]: For program point L2271(lines 2271 2277) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point getClientKeyringPublicKeyEXIT(lines 2234 2287) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point L2267(lines 2267 2278) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point L2257(lines 2257 2263) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point L2253(lines 2253 2264) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point L2243(lines 2243 2249) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point getClientKeyringPublicKeyFINAL(lines 2234 2287) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point L2239(lines 2239 2250) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point L2266(lines 2266 2282) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point getClientKeyringPublicKeyENTRY(lines 2234 2287) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point L2252(lines 2252 2283) no Hoare annotation was computed. [2020-07-20 16:23:15,060 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:15,061 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:23:15,061 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:15,061 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 386 395) no Hoare annotation was computed. [2020-07-20 16:23:15,061 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 386 395) no Hoare annotation was computed. [2020-07-20 16:23:15,061 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 386 395) no Hoare annotation was computed. [2020-07-20 16:23:15,061 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 1211 1313) no Hoare annotation was computed. [2020-07-20 16:23:15,061 INFO L268 CegarLoopResult]: For program point L1276(line 1276) no Hoare annotation was computed. [2020-07-20 16:23:15,061 INFO L268 CegarLoopResult]: For program point L1276-1(line 1276) no Hoare annotation was computed. [2020-07-20 16:23:15,061 INFO L268 CegarLoopResult]: For program point L1235(lines 1235 1239) no Hoare annotation was computed. [2020-07-20 16:23:15,061 INFO L268 CegarLoopResult]: For program point L1299(lines 1299 1310) no Hoare annotation was computed. [2020-07-20 16:23:15,062 INFO L268 CegarLoopResult]: For program point L1262(lines 1262 1266) no Hoare annotation was computed. [2020-07-20 16:23:15,062 INFO L268 CegarLoopResult]: For program point L1260-2(lines 1260 1280) no Hoare annotation was computed. [2020-07-20 16:23:15,062 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 1211 1313) no Hoare annotation was computed. [2020-07-20 16:23:15,062 INFO L268 CegarLoopResult]: For program point L1281(lines 1259 1282) no Hoare annotation was computed. [2020-07-20 16:23:15,062 INFO L268 CegarLoopResult]: For program point L1240(lines 1240 1256) no Hoare annotation was computed. [2020-07-20 16:23:15,062 INFO L268 CegarLoopResult]: For program point L1300(lines 1300 1307) no Hoare annotation was computed. [2020-07-20 16:23:15,062 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 1211 1313) no Hoare annotation was computed. [2020-07-20 16:23:15,062 INFO L268 CegarLoopResult]: For program point L1261(lines 1260 1280) no Hoare annotation was computed. [2020-07-20 16:23:15,062 INFO L268 CegarLoopResult]: For program point L1292(line 1292) no Hoare annotation was computed. [2020-07-20 16:23:15,062 INFO L268 CegarLoopResult]: For program point L1292-1(line 1292) no Hoare annotation was computed. [2020-07-20 16:23:15,063 INFO L268 CegarLoopResult]: For program point L1257(lines 1257 1298) no Hoare annotation was computed. [2020-07-20 16:23:15,063 INFO L268 CegarLoopResult]: For program point getClientAddressBookAddressFINAL(lines 1827 1895) no Hoare annotation was computed. [2020-07-20 16:23:15,063 INFO L268 CegarLoopResult]: For program point L1850(lines 1850 1891) no Hoare annotation was computed. [2020-07-20 16:23:15,063 INFO L268 CegarLoopResult]: For program point getClientAddressBookAddressENTRY(lines 1827 1895) no Hoare annotation was computed. [2020-07-20 16:23:15,063 INFO L268 CegarLoopResult]: For program point L1840(lines 1840 1846) no Hoare annotation was computed. [2020-07-20 16:23:15,063 INFO L268 CegarLoopResult]: For program point L1869(lines 1869 1890) no Hoare annotation was computed. [2020-07-20 16:23:15,063 INFO L268 CegarLoopResult]: For program point L1836(lines 1836 1847) no Hoare annotation was computed. [2020-07-20 16:23:15,063 INFO L268 CegarLoopResult]: For program point L1832(lines 1832 1848) no Hoare annotation was computed. [2020-07-20 16:23:15,063 INFO L268 CegarLoopResult]: For program point L1859(lines 1859 1865) no Hoare annotation was computed. [2020-07-20 16:23:15,063 INFO L268 CegarLoopResult]: For program point L1855(lines 1855 1866) no Hoare annotation was computed. [2020-07-20 16:23:15,064 INFO L268 CegarLoopResult]: For program point L1851(lines 1851 1867) no Hoare annotation was computed. [2020-07-20 16:23:15,064 INFO L268 CegarLoopResult]: For program point getClientAddressBookAddressEXIT(lines 1827 1895) no Hoare annotation was computed. [2020-07-20 16:23:15,064 INFO L268 CegarLoopResult]: For program point L1878(lines 1878 1884) no Hoare annotation was computed. [2020-07-20 16:23:15,064 INFO L268 CegarLoopResult]: For program point L1874(lines 1874 1885) no Hoare annotation was computed. [2020-07-20 16:23:15,064 INFO L268 CegarLoopResult]: For program point L1870(lines 1870 1886) no Hoare annotation was computed. [2020-07-20 16:23:15,064 INFO L268 CegarLoopResult]: For program point L1831(lines 1831 1892) no Hoare annotation was computed. [2020-07-20 16:23:15,064 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:15,064 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:23:15,064 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:15,064 INFO L268 CegarLoopResult]: For program point setClientOutbufferEXIT(lines 1523 1542) no Hoare annotation was computed. [2020-07-20 16:23:15,065 INFO L268 CegarLoopResult]: For program point L1533(lines 1533 1537) no Hoare annotation was computed. [2020-07-20 16:23:15,065 INFO L268 CegarLoopResult]: For program point L1533-2(lines 1523 1542) no Hoare annotation was computed. [2020-07-20 16:23:15,065 INFO L268 CegarLoopResult]: For program point L1530(lines 1530 1538) no Hoare annotation was computed. [2020-07-20 16:23:15,065 INFO L268 CegarLoopResult]: For program point L1527(lines 1527 1539) no Hoare annotation was computed. [2020-07-20 16:23:15,065 INFO L268 CegarLoopResult]: For program point setClientOutbufferENTRY(lines 1523 1542) no Hoare annotation was computed. [2020-07-20 16:23:15,065 INFO L268 CegarLoopResult]: For program point L146-1(line 146) no Hoare annotation was computed. [2020-07-20 16:23:15,065 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 138 160) no Hoare annotation was computed. [2020-07-20 16:23:15,065 INFO L271 CegarLoopResult]: At program point setupENTRY(lines 138 160) the Hoare annotation is: true [2020-07-20 16:23:15,065 INFO L268 CegarLoopResult]: For program point setupFINAL(lines 138 160) no Hoare annotation was computed. [2020-07-20 16:23:15,065 INFO L264 CegarLoopResult]: At program point L154(line 154) the Hoare annotation is: (and (<= 2 ~rjh~0) (<= 3 ~chuck~0)) [2020-07-20 16:23:15,066 INFO L268 CegarLoopResult]: For program point L154-1(line 154) no Hoare annotation was computed. [2020-07-20 16:23:15,066 INFO L264 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (<= 2 ~rjh~0) [2020-07-20 16:23:15,066 INFO L268 CegarLoopResult]: For program point L150-1(line 150) no Hoare annotation was computed. [2020-07-20 16:23:15,066 INFO L271 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: true [2020-07-20 16:23:15,066 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:15,066 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-20 16:23:15,066 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:23:15,066 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:15,066 INFO L268 CegarLoopResult]: For program point getEmailFromFINAL(lines 496 514) no Hoare annotation was computed. [2020-07-20 16:23:15,066 INFO L268 CegarLoopResult]: For program point getEmailFromEXIT(lines 496 514) no Hoare annotation was computed. [2020-07-20 16:23:15,067 INFO L271 CegarLoopResult]: At program point getEmailFromENTRY(lines 496 514) the Hoare annotation is: true [2020-07-20 16:23:15,067 INFO L268 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2020-07-20 16:23:15,067 INFO L268 CegarLoopResult]: For program point L500(lines 500 511) no Hoare annotation was computed. [2020-07-20 16:23:15,067 INFO L268 CegarLoopResult]: For program point L2080(lines 2080 2088) no Hoare annotation was computed. [2020-07-20 16:23:15,067 INFO L268 CegarLoopResult]: For program point L2083-2(lines 2073 2092) no Hoare annotation was computed. [2020-07-20 16:23:15,067 INFO L268 CegarLoopResult]: For program point L2077(lines 2077 2089) no Hoare annotation was computed. [2020-07-20 16:23:15,067 INFO L268 CegarLoopResult]: For program point setClientKeyringSizeEXIT(lines 2073 2092) no Hoare annotation was computed. [2020-07-20 16:23:15,067 INFO L268 CegarLoopResult]: For program point setClientKeyringSizeENTRY(lines 2073 2092) no Hoare annotation was computed. [2020-07-20 16:23:15,067 INFO L268 CegarLoopResult]: For program point L2083(lines 2083 2087) no Hoare annotation was computed. [2020-07-20 16:23:15,067 INFO L268 CegarLoopResult]: For program point promptEXIT(lines 1025 1039) no Hoare annotation was computed. [2020-07-20 16:23:15,067 INFO L268 CegarLoopResult]: For program point promptENTRY(lines 1025 1039) no Hoare annotation was computed. [2020-07-20 16:23:15,068 INFO L268 CegarLoopResult]: For program point promptFINAL(lines 1025 1039) no Hoare annotation was computed. [2020-07-20 16:23:15,068 INFO L268 CegarLoopResult]: For program point queueFINAL(lines 935 944) no Hoare annotation was computed. [2020-07-20 16:23:15,068 INFO L271 CegarLoopResult]: At program point queueENTRY(lines 935 944) the Hoare annotation is: true [2020-07-20 16:23:15,068 INFO L268 CegarLoopResult]: For program point queueEXIT(lines 935 944) no Hoare annotation was computed. [2020-07-20 16:23:15,068 INFO L268 CegarLoopResult]: For program point L2465(lines 2465 2477) no Hoare annotation was computed. [2020-07-20 16:23:15,068 INFO L268 CegarLoopResult]: For program point setClientIdEXIT(lines 2461 2480) no Hoare annotation was computed. [2020-07-20 16:23:15,068 INFO L271 CegarLoopResult]: At program point setClientIdENTRY(lines 2461 2480) the Hoare annotation is: true [2020-07-20 16:23:15,068 INFO L268 CegarLoopResult]: For program point L2471(lines 2471 2475) no Hoare annotation was computed. [2020-07-20 16:23:15,068 INFO L268 CegarLoopResult]: For program point L2468(lines 2468 2476) no Hoare annotation was computed. [2020-07-20 16:23:15,068 INFO L268 CegarLoopResult]: For program point L2471-2(lines 2461 2480) no Hoare annotation was computed. [2020-07-20 16:23:15,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:23:15 BoogieIcfgContainer [2020-07-20 16:23:15,087 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:23:15,089 INFO L168 Benchmark]: Toolchain (without parser) took 81388.26 ms. Allocated memory was 136.3 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 98.5 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2020-07-20 16:23:15,089 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 16:23:15,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 909.41 ms. Allocated memory was 136.3 MB in the beginning and 201.3 MB in the end (delta: 65.0 MB). Free memory was 98.3 MB in the beginning and 148.9 MB in the end (delta: -50.6 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:15,090 INFO L168 Benchmark]: Boogie Preprocessor took 164.57 ms. Allocated memory is still 201.3 MB. Free memory was 148.9 MB in the beginning and 140.9 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:15,091 INFO L168 Benchmark]: RCFGBuilder took 1767.60 ms. Allocated memory was 201.3 MB in the beginning and 256.4 MB in the end (delta: 55.1 MB). Free memory was 140.9 MB in the beginning and 203.4 MB in the end (delta: -62.5 MB). Peak memory consumption was 99.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:15,092 INFO L168 Benchmark]: TraceAbstraction took 78541.42 ms. Allocated memory was 256.4 MB in the beginning and 2.9 GB in the end (delta: 2.6 GB). Free memory was 203.4 MB in the beginning and 2.3 GB in the end (delta: -2.1 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2020-07-20 16:23:15,094 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 909.41 ms. Allocated memory was 136.3 MB in the beginning and 201.3 MB in the end (delta: 65.0 MB). Free memory was 98.3 MB in the beginning and 148.9 MB in the end (delta: -50.6 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 164.57 ms. Allocated memory is still 201.3 MB. Free memory was 148.9 MB in the beginning and 140.9 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1767.60 ms. Allocated memory was 201.3 MB in the beginning and 256.4 MB in the end (delta: 55.1 MB). Free memory was 140.9 MB in the beginning and 203.4 MB in the end (delta: -62.5 MB). Peak memory consumption was 99.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 78541.42 ms. Allocated memory was 256.4 MB in the beginning and 2.9 GB in the end (delta: 2.6 GB). Free memory was 203.4 MB in the beginning and 2.3 GB in the end (delta: -2.1 GB). Peak memory consumption was 2.8 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: 37.9s, OverallIterations: 23, TraceHistogramMax: 5, AutomataDifference: 8.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 40.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5754 SDtfs, 1660 SDslu, 18236 SDs, 0 SdLazy, 1881 SolverSat, 164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3374 GetRequests, 3254 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44816occurred in iteration=22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 7.0s AutomataMinimizationTime, 23 MinimizatonAttempts, 41 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 85 LocationsWithAnnotation, 5308 PreInvPairs, 30144 NumberOfFragments, 824 HoareAnnotationTreeSize, 5308 FomulaSimplifications, 762103 FormulaSimplificationTreeSizeReduction, 38.8s HoareSimplificationTime, 85 FomulaSimplificationsInter, 46885 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.6s SsaConstructionTime, 10.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 3221 NumberOfCodeBlocks, 2704 NumberOfCodeBlocksAsserted, 76 NumberOfCheckSat, 3333 ConstructedInterpolants, 0 QuantifiedInterpolants, 566701 SizeOfPredicates, 47 NumberOfNonLiveVariables, 35837 ConjunctsInSsa, 125 ConjunctsInUnsatCore, 24 InterpolantComputations, 22 PerfectInterpolantSequences, 444/448 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...