/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -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 [2020-07-21 12:50:05,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:50:05,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:50:05,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:50:05,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:50:05,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:50:05,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:50:05,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:50:05,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:50:05,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:50:05,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:50:05,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:50:05,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:50:05,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:50:05,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:50:05,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:50:05,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:50:05,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:50:05,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:50:05,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:50:05,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:50:05,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:50:05,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:50:05,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:50:05,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:50:05,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:50:05,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:50:05,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:50:05,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:50:05,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:50:05,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:50:05,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:50:05,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:50:05,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:50:05,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:50:05,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:50:05,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:50:05,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:50:05,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:50:05,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:50:05,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:50:05,994 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 [2020-07-21 12:50:06,009 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:50:06,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:50:06,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:50:06,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:50:06,011 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:50:06,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:50:06,012 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:50:06,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:50:06,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:50:06,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:50:06,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:50:06,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:50:06,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:50:06,013 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:50:06,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:50:06,014 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:50:06,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:50:06,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:50:06,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:50:06,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:50:06,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:50:06,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:50:06,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:50:06,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:50:06,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:50:06,016 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:50:06,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:06,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:50:06,016 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:50:06,017 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:50:06,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:50:06,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:50:06,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:50:06,391 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:50:06,392 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:50:06,392 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-07-21 12:50:06,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e73398494/bd3ed9dd76cd438b9de07d2a7231d9c6/FLAG023a507e1 [2020-07-21 12:50:07,118 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:50:07,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-07-21 12:50:07,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e73398494/bd3ed9dd76cd438b9de07d2a7231d9c6/FLAG023a507e1 [2020-07-21 12:50:07,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e73398494/bd3ed9dd76cd438b9de07d2a7231d9c6 [2020-07-21 12:50:07,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:50:07,333 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:50:07,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:50:07,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:50:07,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:50:07,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:50:07" (1/1) ... [2020-07-21 12:50:07,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33761369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:07, skipping insertion in model container [2020-07-21 12:50:07,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:50:07" (1/1) ... [2020-07-21 12:50:07,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:50:07,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:50:08,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:50:08,191 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:50:08,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:50:08,369 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:50:08,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08 WrapperNode [2020-07-21 12:50:08,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:50:08,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:50:08,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:50:08,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:50:08,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:50:08,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:50:08,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:50:08,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:50:08,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (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 [2020-07-21 12:50:08,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:50:08,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:50:08,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:50:08,658 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-07-21 12:50:08,658 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-07-21 12:50:08,659 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-07-21 12:50:08,659 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-07-21 12:50:08,659 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-07-21 12:50:08,659 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:50:08,660 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:50:08,660 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-07-21 12:50:08,661 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:50:08,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:50:08,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:50:08,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:50:08,662 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:50:08,662 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-07-21 12:50:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-07-21 12:50:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-07-21 12:50:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-07-21 12:50:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-07-21 12:50:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-07-21 12:50:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-07-21 12:50:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-07-21 12:50:08,665 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-07-21 12:50:08,666 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-07-21 12:50:08,666 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-07-21 12:50:08,666 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-07-21 12:50:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-07-21 12:50:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-07-21 12:50:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-07-21 12:50:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-07-21 12:50:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-07-21 12:50:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-07-21 12:50:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-07-21 12:50:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-07-21 12:50:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-07-21 12:50:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-07-21 12:50:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-07-21 12:50:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-07-21 12:50:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-07-21 12:50:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-07-21 12:50:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-07-21 12:50:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-07-21 12:50:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-07-21 12:50:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-07-21 12:50:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-07-21 12:50:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-07-21 12:50:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-07-21 12:50:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-07-21 12:50:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:50:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-07-21 12:50:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:50:08,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:50:08,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:50:08,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:50:08,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:50:08,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:50:08,673 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-07-21 12:50:08,673 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-07-21 12:50:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-07-21 12:50:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-07-21 12:50:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-07-21 12:50:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-07-21 12:50:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-07-21 12:50:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-07-21 12:50:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-07-21 12:50:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-07-21 12:50:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-07-21 12:50:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-07-21 12:50:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-07-21 12:50:08,676 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-07-21 12:50:08,677 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-07-21 12:50:08,677 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-07-21 12:50:08,677 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-07-21 12:50:08,678 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-07-21 12:50:08,678 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-07-21 12:50:08,678 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-07-21 12:50:08,679 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-07-21 12:50:08,680 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-07-21 12:50:08,680 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-07-21 12:50:08,680 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-07-21 12:50:08,680 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-07-21 12:50:08,680 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-07-21 12:50:08,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-07-21 12:50:08,681 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-07-21 12:50:08,682 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-07-21 12:50:08,682 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-07-21 12:50:08,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-07-21 12:50:08,682 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-07-21 12:50:08,683 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-07-21 12:50:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:50:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:50:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:50:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-07-21 12:50:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-07-21 12:50:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-07-21 12:50:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:50:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:50:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:50:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-07-21 12:50:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-07-21 12:50:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-07-21 12:50:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-07-21 12:50:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-07-21 12:50:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-07-21 12:50:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-07-21 12:50:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-07-21 12:50:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-07-21 12:50:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-07-21 12:50:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:50:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:50:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:50:08,687 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-07-21 12:50:08,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:50:08,687 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:50:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-07-21 12:50:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-07-21 12:50:08,689 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-07-21 12:50:08,689 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-07-21 12:50:08,690 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-07-21 12:50:08,690 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-07-21 12:50:08,690 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-07-21 12:50:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-07-21 12:50:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-07-21 12:50:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-07-21 12:50:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-07-21 12:50:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-07-21 12:50:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-07-21 12:50:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-07-21 12:50:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-07-21 12:50:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-07-21 12:50:08,693 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-07-21 12:50:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-07-21 12:50:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-07-21 12:50:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-07-21 12:50:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-07-21 12:50:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-07-21 12:50:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-07-21 12:50:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-07-21 12:50:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-07-21 12:50:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-07-21 12:50:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-07-21 12:50:08,706 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-07-21 12:50:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-07-21 12:50:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-07-21 12:50:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-07-21 12:50:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-07-21 12:50:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-07-21 12:50:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:50:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-07-21 12:50:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-07-21 12:50:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:50:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:50:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:50:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:50:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:50:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:50:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:50:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:50:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:50:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:50:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:50:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:50:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:50:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:50:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:50:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:50:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-07-21 12:50:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-07-21 12:50:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-07-21 12:50:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-07-21 12:50:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-07-21 12:50:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-07-21 12:50:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-07-21 12:50:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-07-21 12:50:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-07-21 12:50:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-07-21 12:50:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-07-21 12:50:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-07-21 12:50:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-07-21 12:50:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-07-21 12:50:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-07-21 12:50:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-07-21 12:50:08,714 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-07-21 12:50:08,714 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-07-21 12:50:08,714 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-07-21 12:50:08,714 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-07-21 12:50:08,714 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-07-21 12:50:08,715 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-07-21 12:50:08,715 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-07-21 12:50:08,715 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-07-21 12:50:08,715 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-07-21 12:50:08,715 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-07-21 12:50:08,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:50:08,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:50:08,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:50:10,607 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:50:10,608 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-21 12:50:10,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:50:10 BoogieIcfgContainer [2020-07-21 12:50:10,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:50:10,615 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:50:10,615 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:50:10,618 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:50:10,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:50:07" (1/3) ... [2020-07-21 12:50:10,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f68330c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:50:10, skipping insertion in model container [2020-07-21 12:50:10,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (2/3) ... [2020-07-21 12:50:10,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f68330c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:50:10, skipping insertion in model container [2020-07-21 12:50:10,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:50:10" (3/3) ... [2020-07-21 12:50:10,622 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-07-21 12:50:10,633 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:50:10,643 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:50:10,658 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:50:10,686 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:50:10,686 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:50:10,687 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:50:10,687 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:50:10,687 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:50:10,687 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:50:10,687 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:50:10,687 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:50:10,716 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states. [2020-07-21 12:50:10,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-07-21 12:50:10,737 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:10,739 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] [2020-07-21 12:50:10,740 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:10,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:10,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1055446932, now seen corresponding path program 1 times [2020-07-21 12:50:10,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:10,756 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1344797237] [2020-07-21 12:50:10,757 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:11,606 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:11,606 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:11,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 1810 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:50:11,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:11,677 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:11,678 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:11,679 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1344797237] [2020-07-21 12:50:11,680 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:11,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:50:11,681 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411133180] [2020-07-21 12:50:11,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:50:11,686 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:11,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:50:11,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:50:11,703 INFO L87 Difference]: Start difference. First operand 220 states. Second operand 2 states. [2020-07-21 12:50:11,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:11,750 INFO L93 Difference]: Finished difference Result 336 states and 417 transitions. [2020-07-21 12:50:11,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:50:11,752 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 125 [2020-07-21 12:50:11,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:11,766 INFO L225 Difference]: With dead ends: 336 [2020-07-21 12:50:11,767 INFO L226 Difference]: Without dead ends: 200 [2020-07-21 12:50:11,772 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:50:11,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2020-07-21 12:50:11,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2020-07-21 12:50:11,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2020-07-21 12:50:11,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 248 transitions. [2020-07-21 12:50:11,838 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 248 transitions. Word has length 125 [2020-07-21 12:50:11,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:11,841 INFO L479 AbstractCegarLoop]: Abstraction has 200 states and 248 transitions. [2020-07-21 12:50:11,841 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:50:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 248 transitions. [2020-07-21 12:50:11,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-07-21 12:50:11,845 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:11,845 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:12,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:12,059 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:12,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:12,061 INFO L82 PathProgramCache]: Analyzing trace with hash -121667894, now seen corresponding path program 1 times [2020-07-21 12:50:12,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:12,062 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [392408242] [2020-07-21 12:50:12,062 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:12,525 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:12,526 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:12,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:50:12,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:12,591 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:12,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:12,592 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [392408242] [2020-07-21 12:50:12,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:12,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:12,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901572993] [2020-07-21 12:50:12,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:12,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:12,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:12,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:12,596 INFO L87 Difference]: Start difference. First operand 200 states and 248 transitions. Second operand 3 states. [2020-07-21 12:50:12,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:12,627 INFO L93 Difference]: Finished difference Result 319 states and 385 transitions. [2020-07-21 12:50:12,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:12,630 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2020-07-21 12:50:12,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:12,638 INFO L225 Difference]: With dead ends: 319 [2020-07-21 12:50:12,638 INFO L226 Difference]: Without dead ends: 203 [2020-07-21 12:50:12,643 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:12,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2020-07-21 12:50:12,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 202. [2020-07-21 12:50:12,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-07-21 12:50:12,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 250 transitions. [2020-07-21 12:50:12,683 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 250 transitions. Word has length 126 [2020-07-21 12:50:12,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:12,683 INFO L479 AbstractCegarLoop]: Abstraction has 202 states and 250 transitions. [2020-07-21 12:50:12,683 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:12,684 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 250 transitions. [2020-07-21 12:50:12,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-07-21 12:50:12,695 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:12,695 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:12,910 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:12,911 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:12,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:12,911 INFO L82 PathProgramCache]: Analyzing trace with hash 164607131, now seen corresponding path program 1 times [2020-07-21 12:50:12,912 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:12,912 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1919540779] [2020-07-21 12:50:12,913 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:13,291 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:13,291 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:13,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 1596 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:13,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:13,343 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:13,344 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 12:50:13,554 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:13,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1919540779] [2020-07-21 12:50:13,555 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 12:50:13,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2020-07-21 12:50:13,556 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901348012] [2020-07-21 12:50:13,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:50:13,559 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:13,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:50:13,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:50:13,560 INFO L87 Difference]: Start difference. First operand 202 states and 250 transitions. Second operand 6 states. [2020-07-21 12:50:13,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:13,618 INFO L93 Difference]: Finished difference Result 402 states and 539 transitions. [2020-07-21 12:50:13,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:50:13,618 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2020-07-21 12:50:13,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:13,621 INFO L225 Difference]: With dead ends: 402 [2020-07-21 12:50:13,622 INFO L226 Difference]: Without dead ends: 286 [2020-07-21 12:50:13,623 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:50:13,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-07-21 12:50:13,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 283. [2020-07-21 12:50:13,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2020-07-21 12:50:13,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 400 transitions. [2020-07-21 12:50:13,648 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 400 transitions. Word has length 131 [2020-07-21 12:50:13,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:13,649 INFO L479 AbstractCegarLoop]: Abstraction has 283 states and 400 transitions. [2020-07-21 12:50:13,649 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:50:13,649 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 400 transitions. [2020-07-21 12:50:13,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-07-21 12:50:13,656 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:13,656 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:13,857 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:13,857 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:13,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:13,858 INFO L82 PathProgramCache]: Analyzing trace with hash -648727377, now seen corresponding path program 1 times [2020-07-21 12:50:13,859 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:13,859 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1455870050] [2020-07-21 12:50:13,859 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:14,158 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:14,158 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:14,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:14,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:14,197 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:14,198 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:14,198 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1455870050] [2020-07-21 12:50:14,198 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:14,198 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:14,198 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118976801] [2020-07-21 12:50:14,199 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:14,199 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:14,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:14,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:14,200 INFO L87 Difference]: Start difference. First operand 283 states and 400 transitions. Second operand 3 states. [2020-07-21 12:50:14,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:14,223 INFO L93 Difference]: Finished difference Result 594 states and 888 transitions. [2020-07-21 12:50:14,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:14,224 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 138 [2020-07-21 12:50:14,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:14,227 INFO L225 Difference]: With dead ends: 594 [2020-07-21 12:50:14,227 INFO L226 Difference]: Without dead ends: 364 [2020-07-21 12:50:14,229 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:14,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-07-21 12:50:14,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 363. [2020-07-21 12:50:14,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2020-07-21 12:50:14,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 543 transitions. [2020-07-21 12:50:14,258 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 543 transitions. Word has length 138 [2020-07-21 12:50:14,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:14,260 INFO L479 AbstractCegarLoop]: Abstraction has 363 states and 543 transitions. [2020-07-21 12:50:14,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:14,261 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 543 transitions. [2020-07-21 12:50:14,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-07-21 12:50:14,265 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:14,266 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:14,475 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:14,476 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:14,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:14,477 INFO L82 PathProgramCache]: Analyzing trace with hash 745722099, now seen corresponding path program 1 times [2020-07-21 12:50:14,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:14,478 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1393465462] [2020-07-21 12:50:14,478 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:14,927 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:14,928 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:14,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:14,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:14,958 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:14,958 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:14,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1393465462] [2020-07-21 12:50:14,959 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:14,959 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:14,959 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924792046] [2020-07-21 12:50:14,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:14,960 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:14,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:14,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:14,961 INFO L87 Difference]: Start difference. First operand 363 states and 543 transitions. Second operand 3 states. [2020-07-21 12:50:14,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:14,992 INFO L93 Difference]: Finished difference Result 784 states and 1233 transitions. [2020-07-21 12:50:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:14,993 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2020-07-21 12:50:14,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:14,997 INFO L225 Difference]: With dead ends: 784 [2020-07-21 12:50:14,997 INFO L226 Difference]: Without dead ends: 486 [2020-07-21 12:50:14,998 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:15,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2020-07-21 12:50:15,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 485. [2020-07-21 12:50:15,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 485 states. [2020-07-21 12:50:15,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 760 transitions. [2020-07-21 12:50:15,023 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 760 transitions. Word has length 139 [2020-07-21 12:50:15,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:15,024 INFO L479 AbstractCegarLoop]: Abstraction has 485 states and 760 transitions. [2020-07-21 12:50:15,024 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:15,024 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 760 transitions. [2020-07-21 12:50:15,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-07-21 12:50:15,027 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:15,027 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:15,241 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:15,242 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:15,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:15,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1007367825, now seen corresponding path program 1 times [2020-07-21 12:50:15,243 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:15,244 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [603839367] [2020-07-21 12:50:15,244 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:15,629 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:15,629 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:15,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 1537 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:15,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:15,680 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:15,680 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:15,681 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [603839367] [2020-07-21 12:50:15,681 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:15,681 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:15,682 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960361777] [2020-07-21 12:50:15,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:15,683 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:15,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:15,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:15,684 INFO L87 Difference]: Start difference. First operand 485 states and 760 transitions. Second operand 3 states. [2020-07-21 12:50:15,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:15,780 INFO L93 Difference]: Finished difference Result 1091 states and 1779 transitions. [2020-07-21 12:50:15,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:15,780 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140 [2020-07-21 12:50:15,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:15,785 INFO L225 Difference]: With dead ends: 1091 [2020-07-21 12:50:15,786 INFO L226 Difference]: Without dead ends: 690 [2020-07-21 12:50:15,787 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:15,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2020-07-21 12:50:15,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 689. [2020-07-21 12:50:15,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 689 states. [2020-07-21 12:50:15,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 1113 transitions. [2020-07-21 12:50:15,834 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 1113 transitions. Word has length 140 [2020-07-21 12:50:15,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:15,836 INFO L479 AbstractCegarLoop]: Abstraction has 689 states and 1113 transitions. [2020-07-21 12:50:15,836 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:15,836 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1113 transitions. [2020-07-21 12:50:15,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-07-21 12:50:15,841 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:15,841 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:16,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:16,059 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:16,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:16,059 INFO L82 PathProgramCache]: Analyzing trace with hash -529923309, now seen corresponding path program 1 times [2020-07-21 12:50:16,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:16,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [140433379] [2020-07-21 12:50:16,060 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:16,418 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:16,419 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:16,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:16,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:16,471 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:16,471 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:16,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [140433379] [2020-07-21 12:50:16,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:16,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:16,472 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194403090] [2020-07-21 12:50:16,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:16,474 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:16,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:16,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:16,475 INFO L87 Difference]: Start difference. First operand 689 states and 1113 transitions. Second operand 3 states. [2020-07-21 12:50:16,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:16,542 INFO L93 Difference]: Finished difference Result 1580 states and 2634 transitions. [2020-07-21 12:50:16,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:16,542 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2020-07-21 12:50:16,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:16,552 INFO L225 Difference]: With dead ends: 1580 [2020-07-21 12:50:16,553 INFO L226 Difference]: Without dead ends: 1017 [2020-07-21 12:50:16,555 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:16,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2020-07-21 12:50:16,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 1016. [2020-07-21 12:50:16,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1016 states. [2020-07-21 12:50:16,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 1016 states and 1670 transitions. [2020-07-21 12:50:16,618 INFO L78 Accepts]: Start accepts. Automaton has 1016 states and 1670 transitions. Word has length 141 [2020-07-21 12:50:16,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:16,618 INFO L479 AbstractCegarLoop]: Abstraction has 1016 states and 1670 transitions. [2020-07-21 12:50:16,618 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:16,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1670 transitions. [2020-07-21 12:50:16,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-07-21 12:50:16,624 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:16,624 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:16,837 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:16,838 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:16,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:16,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1634062157, now seen corresponding path program 1 times [2020-07-21 12:50:16,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:16,840 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [991808919] [2020-07-21 12:50:16,840 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:17,266 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:17,267 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:17,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 1548 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:17,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:17,306 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:17,306 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:17,306 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [991808919] [2020-07-21 12:50:17,306 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:17,307 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:17,307 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726555003] [2020-07-21 12:50:17,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:17,307 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:17,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:17,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:17,308 INFO L87 Difference]: Start difference. First operand 1016 states and 1670 transitions. Second operand 3 states. [2020-07-21 12:50:17,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:17,375 INFO L93 Difference]: Finished difference Result 2376 states and 4009 transitions. [2020-07-21 12:50:17,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:17,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-07-21 12:50:17,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:17,385 INFO L225 Difference]: With dead ends: 2376 [2020-07-21 12:50:17,386 INFO L226 Difference]: Without dead ends: 1557 [2020-07-21 12:50:17,388 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 [2020-07-21 12:50:17,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1557 states. [2020-07-21 12:50:17,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1557 to 1556. [2020-07-21 12:50:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1556 states. [2020-07-21 12:50:17,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1556 states and 2580 transitions. [2020-07-21 12:50:17,472 INFO L78 Accepts]: Start accepts. Automaton has 1556 states and 2580 transitions. Word has length 142 [2020-07-21 12:50:17,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:17,472 INFO L479 AbstractCegarLoop]: Abstraction has 1556 states and 2580 transitions. [2020-07-21 12:50:17,473 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:17,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 2580 transitions. [2020-07-21 12:50:17,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-07-21 12:50:17,478 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:17,478 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:17,691 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:17,692 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:17,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:17,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1940616975, now seen corresponding path program 1 times [2020-07-21 12:50:17,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:17,694 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1534460594] [2020-07-21 12:50:17,695 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:18,070 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:18,070 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:18,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 1554 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:18,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:18,108 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:18,108 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:18,109 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1534460594] [2020-07-21 12:50:18,109 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:18,109 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:18,109 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461008452] [2020-07-21 12:50:18,110 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:18,111 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:18,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:18,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:18,112 INFO L87 Difference]: Start difference. First operand 1556 states and 2580 transitions. Second operand 3 states. [2020-07-21 12:50:18,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:18,229 INFO L93 Difference]: Finished difference Result 3735 states and 6333 transitions. [2020-07-21 12:50:18,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:18,230 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 143 [2020-07-21 12:50:18,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:18,245 INFO L225 Difference]: With dead ends: 3735 [2020-07-21 12:50:18,245 INFO L226 Difference]: Without dead ends: 2484 [2020-07-21 12:50:18,250 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 [2020-07-21 12:50:18,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2020-07-21 12:50:18,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2483. [2020-07-21 12:50:18,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2483 states. [2020-07-21 12:50:18,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2483 states and 4130 transitions. [2020-07-21 12:50:18,462 INFO L78 Accepts]: Start accepts. Automaton has 2483 states and 4130 transitions. Word has length 143 [2020-07-21 12:50:18,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:18,463 INFO L479 AbstractCegarLoop]: Abstraction has 2483 states and 4130 transitions. [2020-07-21 12:50:18,463 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:18,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 4130 transitions. [2020-07-21 12:50:18,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-07-21 12:50:18,476 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:18,477 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:18,691 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:18,692 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:18,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:18,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1565504213, now seen corresponding path program 1 times [2020-07-21 12:50:18,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:18,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [572311174] [2020-07-21 12:50:18,694 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:19,161 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:19,161 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:19,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 1559 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:19,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:19,198 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:19,198 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:19,199 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [572311174] [2020-07-21 12:50:19,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:19,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:19,199 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906469252] [2020-07-21 12:50:19,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:19,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:19,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:19,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:19,202 INFO L87 Difference]: Start difference. First operand 2483 states and 4130 transitions. Second operand 3 states. [2020-07-21 12:50:19,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:19,347 INFO L93 Difference]: Finished difference Result 6161 states and 10441 transitions. [2020-07-21 12:50:19,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:19,348 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2020-07-21 12:50:19,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:19,369 INFO L225 Difference]: With dead ends: 6161 [2020-07-21 12:50:19,370 INFO L226 Difference]: Without dead ends: 4136 [2020-07-21 12:50:19,375 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 [2020-07-21 12:50:19,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4136 states. [2020-07-21 12:50:19,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4136 to 4135. [2020-07-21 12:50:19,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4135 states. [2020-07-21 12:50:19,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 4135 states and 6871 transitions. [2020-07-21 12:50:19,585 INFO L78 Accepts]: Start accepts. Automaton has 4135 states and 6871 transitions. Word has length 144 [2020-07-21 12:50:19,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:19,585 INFO L479 AbstractCegarLoop]: Abstraction has 4135 states and 6871 transitions. [2020-07-21 12:50:19,586 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 6871 transitions. [2020-07-21 12:50:19,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-07-21 12:50:19,599 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:19,599 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:19,814 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:19,815 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:19,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:19,815 INFO L82 PathProgramCache]: Analyzing trace with hash -440043825, now seen corresponding path program 1 times [2020-07-21 12:50:19,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:19,816 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1258540166] [2020-07-21 12:50:19,816 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:20,188 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:20,189 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:20,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 1629 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:20,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:20,218 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:20,218 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:20,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1258540166] [2020-07-21 12:50:20,219 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:20,219 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:20,219 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449230122] [2020-07-21 12:50:20,220 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:20,220 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:20,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:20,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:20,220 INFO L87 Difference]: Start difference. First operand 4135 states and 6871 transitions. Second operand 3 states. [2020-07-21 12:50:20,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:20,429 INFO L93 Difference]: Finished difference Result 10642 states and 17944 transitions. [2020-07-21 12:50:20,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:20,429 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2020-07-21 12:50:20,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:20,483 INFO L225 Difference]: With dead ends: 10642 [2020-07-21 12:50:20,483 INFO L226 Difference]: Without dead ends: 7171 [2020-07-21 12:50:20,494 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 [2020-07-21 12:50:20,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7171 states. [2020-07-21 12:50:20,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7171 to 7170. [2020-07-21 12:50:20,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7170 states. [2020-07-21 12:50:20,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7170 states to 7170 states and 11858 transitions. [2020-07-21 12:50:20,854 INFO L78 Accepts]: Start accepts. Automaton has 7170 states and 11858 transitions. Word has length 145 [2020-07-21 12:50:20,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:20,855 INFO L479 AbstractCegarLoop]: Abstraction has 7170 states and 11858 transitions. [2020-07-21 12:50:20,855 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:20,855 INFO L276 IsEmpty]: Start isEmpty. Operand 7170 states and 11858 transitions. [2020-07-21 12:50:21,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-07-21 12:50:21,006 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:21,006 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:21,207 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:21,207 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:21,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:21,208 INFO L82 PathProgramCache]: Analyzing trace with hash -453334006, now seen corresponding path program 2 times [2020-07-21 12:50:21,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:21,209 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1896777011] [2020-07-21 12:50:21,209 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:21,558 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:21,558 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:21,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 1561 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:50:21,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:21,590 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-07-21 12:50:21,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:21,591 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1896777011] [2020-07-21 12:50:21,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:21,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:21,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866707595] [2020-07-21 12:50:21,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:21,594 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:21,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:21,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:21,595 INFO L87 Difference]: Start difference. First operand 7170 states and 11858 transitions. Second operand 3 states. [2020-07-21 12:50:21,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:21,897 INFO L93 Difference]: Finished difference Result 13258 states and 22082 transitions. [2020-07-21 12:50:21,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:21,898 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2020-07-21 12:50:21,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:21,940 INFO L225 Difference]: With dead ends: 13258 [2020-07-21 12:50:21,941 INFO L226 Difference]: Without dead ends: 7171 [2020-07-21 12:50:21,957 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:21,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7171 states. [2020-07-21 12:50:22,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7171 to 7170. [2020-07-21 12:50:22,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7170 states. [2020-07-21 12:50:22,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7170 states to 7170 states and 11721 transitions. [2020-07-21 12:50:22,391 INFO L78 Accepts]: Start accepts. Automaton has 7170 states and 11721 transitions. Word has length 146 [2020-07-21 12:50:22,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:22,392 INFO L479 AbstractCegarLoop]: Abstraction has 7170 states and 11721 transitions. [2020-07-21 12:50:22,392 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:22,392 INFO L276 IsEmpty]: Start isEmpty. Operand 7170 states and 11721 transitions. [2020-07-21 12:50:22,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-07-21 12:50:22,414 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:22,414 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:22,629 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:22,630 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:22,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:22,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1758339849, now seen corresponding path program 1 times [2020-07-21 12:50:22,631 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:22,632 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1971068821] [2020-07-21 12:50:22,632 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:23,110 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:23,111 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:23,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 1634 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:23,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:23,143 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:23,144 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:23,144 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1971068821] [2020-07-21 12:50:23,144 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:23,145 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:23,145 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304122422] [2020-07-21 12:50:23,145 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:23,146 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:23,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:23,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:23,147 INFO L87 Difference]: Start difference. First operand 7170 states and 11721 transitions. Second operand 3 states. [2020-07-21 12:50:23,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:23,591 INFO L93 Difference]: Finished difference Result 19110 states and 31538 transitions. [2020-07-21 12:50:23,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:23,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2020-07-21 12:50:23,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:23,630 INFO L225 Difference]: With dead ends: 19110 [2020-07-21 12:50:23,630 INFO L226 Difference]: Without dead ends: 12871 [2020-07-21 12:50:23,646 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:23,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12871 states. [2020-07-21 12:50:24,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12871 to 12870. [2020-07-21 12:50:24,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12870 states. [2020-07-21 12:50:24,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12870 states to 12870 states and 20840 transitions. [2020-07-21 12:50:24,751 INFO L78 Accepts]: Start accepts. Automaton has 12870 states and 20840 transitions. Word has length 146 [2020-07-21 12:50:24,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:24,752 INFO L479 AbstractCegarLoop]: Abstraction has 12870 states and 20840 transitions. [2020-07-21 12:50:24,752 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 12870 states and 20840 transitions. [2020-07-21 12:50:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-07-21 12:50:24,788 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:24,788 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:25,002 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:25,003 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:25,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:25,003 INFO L82 PathProgramCache]: Analyzing trace with hash 347516077, now seen corresponding path program 1 times [2020-07-21 12:50:25,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:25,004 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1256684244] [2020-07-21 12:50:25,004 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:25,372 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:25,372 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:25,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 1642 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:25,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:25,412 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:25,412 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:25,412 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1256684244] [2020-07-21 12:50:25,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:25,413 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:25,413 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451997542] [2020-07-21 12:50:25,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:25,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:25,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:25,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:25,414 INFO L87 Difference]: Start difference. First operand 12870 states and 20840 transitions. Second operand 3 states. [2020-07-21 12:50:26,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:26,069 INFO L93 Difference]: Finished difference Result 35337 states and 57535 transitions. [2020-07-21 12:50:26,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:26,069 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2020-07-21 12:50:26,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:26,151 INFO L225 Difference]: With dead ends: 35337 [2020-07-21 12:50:26,151 INFO L226 Difference]: Without dead ends: 23734 [2020-07-21 12:50:26,185 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 [2020-07-21 12:50:26,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23734 states. [2020-07-21 12:50:27,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23734 to 23733. [2020-07-21 12:50:27,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23733 states. [2020-07-21 12:50:27,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23733 states to 23733 states and 37931 transitions. [2020-07-21 12:50:27,417 INFO L78 Accepts]: Start accepts. Automaton has 23733 states and 37931 transitions. Word has length 147 [2020-07-21 12:50:27,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:27,420 INFO L479 AbstractCegarLoop]: Abstraction has 23733 states and 37931 transitions. [2020-07-21 12:50:27,421 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:27,421 INFO L276 IsEmpty]: Start isEmpty. Operand 23733 states and 37931 transitions. [2020-07-21 12:50:27,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-07-21 12:50:27,473 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:27,474 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:27,689 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:27,690 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:27,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:27,690 INFO L82 PathProgramCache]: Analyzing trace with hash 96915225, now seen corresponding path program 1 times [2020-07-21 12:50:27,690 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:27,691 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1794106385] [2020-07-21 12:50:27,691 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:28,048 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:50:28,049 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:28,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 1647 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:50:28,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:28,088 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 12:50:28,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:28,089 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1794106385] [2020-07-21 12:50:28,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:28,089 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:28,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036518185] [2020-07-21 12:50:28,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:28,090 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:28,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:28,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:28,091 INFO L87 Difference]: Start difference. First operand 23733 states and 37931 transitions. Second operand 3 states. [2020-07-21 12:50:28,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:28,970 INFO L93 Difference]: Finished difference Result 44710 states and 71350 transitions. [2020-07-21 12:50:28,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:28,970 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2020-07-21 12:50:28,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:29,106 INFO L225 Difference]: With dead ends: 44710 [2020-07-21 12:50:29,106 INFO L226 Difference]: Without dead ends: 44594 [2020-07-21 12:50:29,125 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 [2020-07-21 12:50:29,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44594 states. [2020-07-21 12:50:31,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44594 to 44593. [2020-07-21 12:50:31,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44593 states. [2020-07-21 12:50:31,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44593 states to 44593 states and 70124 transitions. [2020-07-21 12:50:31,507 INFO L78 Accepts]: Start accepts. Automaton has 44593 states and 70124 transitions. Word has length 148 [2020-07-21 12:50:31,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:31,507 INFO L479 AbstractCegarLoop]: Abstraction has 44593 states and 70124 transitions. [2020-07-21 12:50:31,507 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:31,508 INFO L276 IsEmpty]: Start isEmpty. Operand 44593 states and 70124 transitions. [2020-07-21 12:50:31,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-07-21 12:50:31,562 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:31,562 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:31,776 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:31,777 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:31,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:31,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1436682891, now seen corresponding path program 1 times [2020-07-21 12:50:31,777 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:31,777 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1560223664] [2020-07-21 12:50:31,778 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:32,268 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:32,269 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:32,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 1901 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 12:50:32,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:32,349 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-21 12:50:32,349 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:32,354 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1560223664] [2020-07-21 12:50:32,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:32,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-21 12:50:32,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427523465] [2020-07-21 12:50:32,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 12:50:32,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:32,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 12:50:32,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-21 12:50:32,357 INFO L87 Difference]: Start difference. First operand 44593 states and 70124 transitions. Second operand 7 states. [2020-07-21 12:50:34,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:34,566 INFO L93 Difference]: Finished difference Result 89165 states and 140228 transitions. [2020-07-21 12:50:34,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:50:34,567 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 149 [2020-07-21 12:50:34,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:35,038 INFO L225 Difference]: With dead ends: 89165 [2020-07-21 12:50:35,039 INFO L226 Difference]: Without dead ends: 44601 [2020-07-21 12:50:35,111 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-21 12:50:35,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44601 states. [2020-07-21 12:50:37,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44601 to 44601. [2020-07-21 12:50:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44601 states. [2020-07-21 12:50:37,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44601 states to 44601 states and 70134 transitions. [2020-07-21 12:50:37,293 INFO L78 Accepts]: Start accepts. Automaton has 44601 states and 70134 transitions. Word has length 149 [2020-07-21 12:50:37,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:37,294 INFO L479 AbstractCegarLoop]: Abstraction has 44601 states and 70134 transitions. [2020-07-21 12:50:37,294 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 12:50:37,294 INFO L276 IsEmpty]: Start isEmpty. Operand 44601 states and 70134 transitions. [2020-07-21 12:50:37,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-21 12:50:37,373 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:37,374 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] [2020-07-21 12:50:37,588 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:37,589 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:37,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:37,589 INFO L82 PathProgramCache]: Analyzing trace with hash 495034120, now seen corresponding path program 1 times [2020-07-21 12:50:37,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:37,590 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2138250468] [2020-07-21 12:50:37,591 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:38,098 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:38,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:38,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 1902 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 12:50:38,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:38,175 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-07-21 12:50:38,175 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:38,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2138250468] [2020-07-21 12:50:38,180 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:38,180 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-21 12:50:38,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293442479] [2020-07-21 12:50:38,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 12:50:38,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:38,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 12:50:38,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-21 12:50:38,184 INFO L87 Difference]: Start difference. First operand 44601 states and 70134 transitions. Second operand 7 states. [2020-07-21 12:50:41,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:41,955 INFO L93 Difference]: Finished difference Result 89161 states and 140221 transitions. [2020-07-21 12:50:41,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:50:41,955 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 150 [2020-07-21 12:50:41,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:42,046 INFO L225 Difference]: With dead ends: 89161 [2020-07-21 12:50:42,047 INFO L226 Difference]: Without dead ends: 44605 [2020-07-21 12:50:42,097 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-21 12:50:42,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44605 states. [2020-07-21 12:50:43,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44605 to 44605. [2020-07-21 12:50:43,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44605 states. [2020-07-21 12:50:43,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44605 states to 44605 states and 70138 transitions. [2020-07-21 12:50:43,622 INFO L78 Accepts]: Start accepts. Automaton has 44605 states and 70138 transitions. Word has length 150 [2020-07-21 12:50:43,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:43,623 INFO L479 AbstractCegarLoop]: Abstraction has 44605 states and 70138 transitions. [2020-07-21 12:50:43,623 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 12:50:43,623 INFO L276 IsEmpty]: Start isEmpty. Operand 44605 states and 70138 transitions. [2020-07-21 12:50:43,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-07-21 12:50:43,672 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:43,672 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:43,886 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:43,887 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:43,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:43,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1959290013, now seen corresponding path program 2 times [2020-07-21 12:50:43,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:43,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1946537892] [2020-07-21 12:50:43,888 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:44,393 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:44,393 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:44,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 1903 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 12:50:44,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:44,452 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-07-21 12:50:44,453 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:44,453 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1946537892] [2020-07-21 12:50:44,453 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:44,453 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-21 12:50:44,454 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59379065] [2020-07-21 12:50:44,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 12:50:44,454 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:44,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 12:50:44,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-21 12:50:44,455 INFO L87 Difference]: Start difference. First operand 44605 states and 70138 transitions. Second operand 7 states. [2020-07-21 12:50:46,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:46,309 INFO L93 Difference]: Finished difference Result 89159 states and 140218 transitions. [2020-07-21 12:50:46,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:50:46,309 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 151 [2020-07-21 12:50:46,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:46,372 INFO L225 Difference]: With dead ends: 89159 [2020-07-21 12:50:46,372 INFO L226 Difference]: Without dead ends: 44605 [2020-07-21 12:50:46,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-21 12:50:46,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44605 states. [2020-07-21 12:50:47,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44605 to 44605. [2020-07-21 12:50:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44605 states. [2020-07-21 12:50:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44605 states to 44605 states and 70137 transitions. [2020-07-21 12:50:47,887 INFO L78 Accepts]: Start accepts. Automaton has 44605 states and 70137 transitions. Word has length 151 [2020-07-21 12:50:47,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:47,887 INFO L479 AbstractCegarLoop]: Abstraction has 44605 states and 70137 transitions. [2020-07-21 12:50:47,887 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 12:50:47,887 INFO L276 IsEmpty]: Start isEmpty. Operand 44605 states and 70137 transitions. [2020-07-21 12:50:47,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-07-21 12:50:47,921 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:47,921 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] [2020-07-21 12:50:48,122 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:48,122 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:48,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:48,123 INFO L82 PathProgramCache]: Analyzing trace with hash -437823123, now seen corresponding path program 1 times [2020-07-21 12:50:48,124 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:48,124 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1222198563] [2020-07-21 12:50:48,124 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:49,893 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:49,893 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:49,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 21 conjunts are in the unsatisfiable core [2020-07-21 12:50:49,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:50,121 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-21 12:50:50,121 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:50,121 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1222198563] [2020-07-21 12:50:50,121 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:50,122 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-07-21 12:50:50,122 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814922207] [2020-07-21 12:50:50,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-07-21 12:50:50,123 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:50,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-07-21 12:50:50,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272 [2020-07-21 12:50:50,123 INFO L87 Difference]: Start difference. First operand 44605 states and 70137 transitions. Second operand 17 states. [2020-07-21 12:50:52,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:52,038 INFO L93 Difference]: Finished difference Result 44840 states and 70416 transitions. [2020-07-21 12:50:52,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-21 12:50:52,038 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 152 [2020-07-21 12:50:52,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:52,117 INFO L225 Difference]: With dead ends: 44840 [2020-07-21 12:50:52,118 INFO L226 Difference]: Without dead ends: 44737 [2020-07-21 12:50:52,131 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=152, Invalid=1180, Unknown=0, NotChecked=0, Total=1332 [2020-07-21 12:50:52,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44737 states. [2020-07-21 12:50:53,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44737 to 44730. [2020-07-21 12:50:53,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44730 states. [2020-07-21 12:50:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44730 states to 44730 states and 70289 transitions. [2020-07-21 12:50:53,594 INFO L78 Accepts]: Start accepts. Automaton has 44730 states and 70289 transitions. Word has length 152 [2020-07-21 12:50:53,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:53,595 INFO L479 AbstractCegarLoop]: Abstraction has 44730 states and 70289 transitions. [2020-07-21 12:50:53,595 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-07-21 12:50:53,595 INFO L276 IsEmpty]: Start isEmpty. Operand 44730 states and 70289 transitions. [2020-07-21 12:50:53,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-07-21 12:50:53,631 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:53,631 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:53,831 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:53,832 INFO L427 AbstractCegarLoop]: === Iteration 20 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:53,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:53,833 INFO L82 PathProgramCache]: Analyzing trace with hash -937902232, now seen corresponding path program 1 times [2020-07-21 12:50:53,833 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:53,833 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1558191559] [2020-07-21 12:50:53,834 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:54,323 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:54,324 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:54,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 1905 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:50:54,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:54,385 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-07-21 12:50:54,386 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:54,386 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1558191559] [2020-07-21 12:50:54,386 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:54,386 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-21 12:50:54,387 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302605751] [2020-07-21 12:50:54,387 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-21 12:50:54,387 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:54,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-21 12:50:54,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-07-21 12:50:54,388 INFO L87 Difference]: Start difference. First operand 44730 states and 70289 transitions. Second operand 9 states. [2020-07-21 12:50:55,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:55,532 INFO L93 Difference]: Finished difference Result 44983 states and 70599 transitions. [2020-07-21 12:50:55,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-21 12:50:55,533 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 153 [2020-07-21 12:50:55,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:55,652 INFO L225 Difference]: With dead ends: 44983 [2020-07-21 12:50:55,653 INFO L226 Difference]: Without dead ends: 44760 [2020-07-21 12:50:55,667 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-07-21 12:50:55,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44760 states. [2020-07-21 12:50:57,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44760 to 44756. [2020-07-21 12:50:57,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44756 states. [2020-07-21 12:50:57,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44756 states to 44756 states and 70325 transitions. [2020-07-21 12:50:57,275 INFO L78 Accepts]: Start accepts. Automaton has 44756 states and 70325 transitions. Word has length 153 [2020-07-21 12:50:57,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:57,275 INFO L479 AbstractCegarLoop]: Abstraction has 44756 states and 70325 transitions. [2020-07-21 12:50:57,275 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-21 12:50:57,276 INFO L276 IsEmpty]: Start isEmpty. Operand 44756 states and 70325 transitions. [2020-07-21 12:50:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-21 12:50:57,311 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:57,311 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] [2020-07-21 12:50:57,520 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:57,521 INFO L427 AbstractCegarLoop]: === Iteration 21 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:57,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:57,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1292325071, now seen corresponding path program 1 times [2020-07-21 12:50:57,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:57,522 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1334134575] [2020-07-21 12:50:57,522 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:50:58,038 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:58,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:58,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 1906 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:50:58,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-07-21 12:50:58,115 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:58,116 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1334134575] [2020-07-21 12:50:58,116 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:58,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-21 12:50:58,116 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367903807] [2020-07-21 12:50:58,117 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-21 12:50:58,117 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:58,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-21 12:50:58,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-07-21 12:50:58,118 INFO L87 Difference]: Start difference. First operand 44756 states and 70325 transitions. Second operand 10 states. [2020-07-21 12:50:59,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:59,356 INFO L93 Difference]: Finished difference Result 45036 states and 70675 transitions. [2020-07-21 12:50:59,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-21 12:50:59,361 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 154 [2020-07-21 12:50:59,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:59,535 INFO L225 Difference]: With dead ends: 45036 [2020-07-21 12:50:59,535 INFO L226 Difference]: Without dead ends: 44772 [2020-07-21 12:50:59,552 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-07-21 12:50:59,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44772 states. [2020-07-21 12:51:01,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44772 to 44772. [2020-07-21 12:51:01,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44772 states. [2020-07-21 12:51:01,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44772 states to 44772 states and 70347 transitions. [2020-07-21 12:51:01,314 INFO L78 Accepts]: Start accepts. Automaton has 44772 states and 70347 transitions. Word has length 154 [2020-07-21 12:51:01,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:01,315 INFO L479 AbstractCegarLoop]: Abstraction has 44772 states and 70347 transitions. [2020-07-21 12:51:01,315 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-21 12:51:01,315 INFO L276 IsEmpty]: Start isEmpty. Operand 44772 states and 70347 transitions. [2020-07-21 12:51:01,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-07-21 12:51:01,344 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:01,345 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:01,550 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:01,551 INFO L427 AbstractCegarLoop]: === Iteration 22 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:01,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:01,551 INFO L82 PathProgramCache]: Analyzing trace with hash 1173388137, now seen corresponding path program 1 times [2020-07-21 12:51:01,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:01,552 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1966984289] [2020-07-21 12:51:01,552 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:51:02,059 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:02,059 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:02,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-21 12:51:02,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:02,127 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-21 12:51:02,127 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:02,127 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1966984289] [2020-07-21 12:51:02,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:02,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-21 12:51:02,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727068715] [2020-07-21 12:51:02,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-21 12:51:02,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:02,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-21 12:51:02,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-07-21 12:51:02,128 INFO L87 Difference]: Start difference. First operand 44772 states and 70347 transitions. Second operand 9 states. [2020-07-21 12:51:03,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:03,205 INFO L93 Difference]: Finished difference Result 45061 states and 70707 transitions. [2020-07-21 12:51:03,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-21 12:51:03,206 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 153 [2020-07-21 12:51:03,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:03,323 INFO L225 Difference]: With dead ends: 45061 [2020-07-21 12:51:03,323 INFO L226 Difference]: Without dead ends: 44808 [2020-07-21 12:51:03,342 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-07-21 12:51:03,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44808 states. [2020-07-21 12:51:04,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44808 to 44802. [2020-07-21 12:51:04,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44802 states. [2020-07-21 12:51:04,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44802 states to 44802 states and 70390 transitions. [2020-07-21 12:51:04,533 INFO L78 Accepts]: Start accepts. Automaton has 44802 states and 70390 transitions. Word has length 153 [2020-07-21 12:51:04,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:04,533 INFO L479 AbstractCegarLoop]: Abstraction has 44802 states and 70390 transitions. [2020-07-21 12:51:04,533 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-21 12:51:04,533 INFO L276 IsEmpty]: Start isEmpty. Operand 44802 states and 70390 transitions. [2020-07-21 12:51:04,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-21 12:51:04,565 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:04,565 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] [2020-07-21 12:51:04,779 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:04,780 INFO L427 AbstractCegarLoop]: === Iteration 23 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:04,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:04,780 INFO L82 PathProgramCache]: Analyzing trace with hash -868678349, now seen corresponding path program 1 times [2020-07-21 12:51:04,781 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:04,781 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1101201290] [2020-07-21 12:51:04,781 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:51:05,319 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:05,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:05,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 1903 conjuncts, 13 conjunts are in the unsatisfiable core [2020-07-21 12:51:05,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-21 12:51:05,431 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:05,431 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1101201290] [2020-07-21 12:51:05,431 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:05,431 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-21 12:51:05,431 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107805680] [2020-07-21 12:51:05,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-21 12:51:05,432 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:05,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-21 12:51:05,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2020-07-21 12:51:05,432 INFO L87 Difference]: Start difference. First operand 44802 states and 70390 transitions. Second operand 12 states. [2020-07-21 12:51:06,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:06,629 INFO L93 Difference]: Finished difference Result 45123 states and 70783 transitions. [2020-07-21 12:51:06,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-21 12:51:06,630 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 154 [2020-07-21 12:51:06,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:06,744 INFO L225 Difference]: With dead ends: 45123 [2020-07-21 12:51:06,744 INFO L226 Difference]: Without dead ends: 44824 [2020-07-21 12:51:06,764 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2020-07-21 12:51:06,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44824 states. [2020-07-21 12:51:08,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44824 to 44816. [2020-07-21 12:51:08,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44816 states. [2020-07-21 12:51:08,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44816 states to 44816 states and 70408 transitions. [2020-07-21 12:51:08,229 INFO L78 Accepts]: Start accepts. Automaton has 44816 states and 70408 transitions. Word has length 154 [2020-07-21 12:51:08,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:08,229 INFO L479 AbstractCegarLoop]: Abstraction has 44816 states and 70408 transitions. [2020-07-21 12:51:08,229 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-21 12:51:08,229 INFO L276 IsEmpty]: Start isEmpty. Operand 44816 states and 70408 transitions. [2020-07-21 12:51:08,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-21 12:51:08,257 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:08,257 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] [2020-07-21 12:51:08,458 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:08,458 INFO L427 AbstractCegarLoop]: === Iteration 24 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:08,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:08,459 INFO L82 PathProgramCache]: Analyzing trace with hash 886485560, now seen corresponding path program 1 times [2020-07-21 12:51:08,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:08,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [826418742] [2020-07-21 12:51:08,460 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:09,004 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:09,004 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:09,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 1903 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 12:51:09,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:09,040 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-21 12:51:09,041 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:09,041 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [826418742] [2020-07-21 12:51:09,041 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:09,041 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 12:51:09,041 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183371242] [2020-07-21 12:51:09,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 12:51:09,042 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:09,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 12:51:09,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 12:51:09,044 INFO L87 Difference]: Start difference. First operand 44816 states and 70408 transitions. Second operand 5 states. [2020-07-21 12:51:10,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:10,023 INFO L93 Difference]: Finished difference Result 44816 states and 70408 transitions. [2020-07-21 12:51:10,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 12:51:10,024 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2020-07-21 12:51:10,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:10,024 INFO L225 Difference]: With dead ends: 44816 [2020-07-21 12:51:10,025 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:51:10,074 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 [2020-07-21 12:51:10,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:51:10,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:51:10,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:51:10,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:51:10,076 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2020-07-21 12:51:10,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:10,076 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:51:10,076 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 12:51:10,076 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:51:10,076 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:51:10,291 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:10,295 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:51:14,589 WARN L193 SmtUtils]: Spent 3.99 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-21 12:51:17,862 WARN L193 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-21 12:51:21,038 WARN L193 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-21 12:51:24,159 WARN L193 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-21 12:51:27,148 WARN L193 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-21 12:51:30,093 WARN L193 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-21 12:51:35,913 WARN L193 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 2391 DAG size of output: 14 [2020-07-21 12:51:38,998 WARN L193 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 2160 DAG size of output: 14 [2020-07-21 12:51:42,193 WARN L193 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-21 12:51:45,940 WARN L193 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-21 12:51:48,701 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 2165 DAG size of output: 14 [2020-07-21 12:51:49,553 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 1129 DAG size of output: 16 [2020-07-21 12:51:50,994 INFO L268 CegarLoopResult]: For program point L1119(line 1119) no Hoare annotation was computed. [2020-07-21 12:51:50,994 INFO L268 CegarLoopResult]: For program point L1118-2(lines 1118 1139) no Hoare annotation was computed. [2020-07-21 12:51:50,994 INFO L268 CegarLoopResult]: For program point L1140(lines 1117 1141) no Hoare annotation was computed. [2020-07-21 12:51:50,994 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 1093 1148) no Hoare annotation was computed. [2020-07-21 12:51:50,994 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 1093 1148) no Hoare annotation was computed. [2020-07-21 12:51:50,994 INFO L268 CegarLoopResult]: For program point L1124(lines 1124 1128) no Hoare annotation was computed. [2020-07-21 12:51:50,994 INFO L268 CegarLoopResult]: For program point L1124-1(lines 1124 1128) no Hoare annotation was computed. [2020-07-21 12:51:50,995 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 1093 1148) no Hoare annotation was computed. [2020-07-21 12:51:50,995 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1185) no Hoare annotation was computed. [2020-07-21 12:51:50,995 INFO L268 CegarLoopResult]: For program point L1181-1(lines 1181 1185) no Hoare annotation was computed. [2020-07-21 12:51:50,995 INFO L268 CegarLoopResult]: For program point L1176(line 1176) no Hoare annotation was computed. [2020-07-21 12:51:50,995 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 1149 1208) no Hoare annotation was computed. [2020-07-21 12:51:50,995 INFO L268 CegarLoopResult]: For program point L1175-2(lines 1175 1200) no Hoare annotation was computed. [2020-07-21 12:51:50,995 INFO L268 CegarLoopResult]: For program point L1201(lines 1174 1202) no Hoare annotation was computed. [2020-07-21 12:51:50,995 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 1149 1208) no Hoare annotation was computed. [2020-07-21 12:51:50,995 INFO L268 CegarLoopResult]: For program point L1194(line 1194) no Hoare annotation was computed. [2020-07-21 12:51:50,995 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 1149 1208) no Hoare annotation was computed. [2020-07-21 12:51:50,996 INFO L268 CegarLoopResult]: For program point L1194-1(line 1194) no Hoare annotation was computed. [2020-07-21 12:51:50,996 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 410 418) no Hoare annotation was computed. [2020-07-21 12:51:50,996 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 410 418) the Hoare annotation is: true [2020-07-21 12:51:50,996 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 410 418) no Hoare annotation was computed. [2020-07-21 12:51:50,996 INFO L268 CegarLoopResult]: For program point isSignedEXIT(lines 722 740) no Hoare annotation was computed. [2020-07-21 12:51:50,996 INFO L268 CegarLoopResult]: For program point isSignedENTRY(lines 722 740) no Hoare annotation was computed. [2020-07-21 12:51:50,996 INFO L268 CegarLoopResult]: For program point L730(lines 730 736) no Hoare annotation was computed. [2020-07-21 12:51:50,996 INFO L268 CegarLoopResult]: For program point isSignedFINAL(lines 722 740) no Hoare annotation was computed. [2020-07-21 12:51:50,996 INFO L268 CegarLoopResult]: For program point L726(lines 726 737) no Hoare annotation was computed. [2020-07-21 12:51:50,996 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))) [2020-07-21 12:51:50,997 INFO L268 CegarLoopResult]: For program point mailEXIT(lines 845 856) no Hoare annotation was computed. [2020-07-21 12:51:50,997 INFO L268 CegarLoopResult]: For program point mailFINAL(lines 845 856) no Hoare annotation was computed. [2020-07-21 12:51:50,997 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))) [2020-07-21 12:51:50,997 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))) [2020-07-21 12:51:50,997 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-07-21 12:51:50,997 INFO L268 CegarLoopResult]: For program point get_queued_clientEXIT(lines 954 962) no Hoare annotation was computed. [2020-07-21 12:51:50,997 INFO L271 CegarLoopResult]: At program point get_queued_clientENTRY(lines 954 962) the Hoare annotation is: true [2020-07-21 12:51:50,997 INFO L268 CegarLoopResult]: For program point get_queued_clientFINAL(lines 954 962) no Hoare annotation was computed. [2020-07-21 12:51:50,997 INFO L268 CegarLoopResult]: For program point setEmailBodyENTRY(lines 630 645) no Hoare annotation was computed. [2020-07-21 12:51:50,997 INFO L268 CegarLoopResult]: For program point L637(lines 637 641) no Hoare annotation was computed. [2020-07-21 12:51:50,997 INFO L268 CegarLoopResult]: For program point L637-2(lines 630 645) no Hoare annotation was computed. [2020-07-21 12:51:50,997 INFO L268 CegarLoopResult]: For program point L634(lines 634 642) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point setEmailBodyEXIT(lines 630 645) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point setEmailIdEXIT(lines 478 493) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point L485(lines 485 489) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point L485-2(lines 478 493) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point setEmailIdENTRY(lines 478 493) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point L482(lines 482 490) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 161 181) the Hoare annotation is: true [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 161 181) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L271 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: true [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 161 181) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L264 CegarLoopResult]: At program point L173-1(line 173) the Hoare annotation is: (and (<= 2 ~rjh~0) (<= 3 ~chuck~0)) [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point L171(lines 171 178) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point L171-1(lines 171 178) no Hoare annotation was computed. [2020-07-21 12:51:50,998 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L271 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: true [2020-07-21 12:51:50,999 INFO L271 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: true [2020-07-21 12:51:50,999 INFO L271 CegarLoopResult]: At program point L167-1(line 167) the Hoare annotation is: true [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point L463(lines 463 474) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point getEmailIdFINAL(lines 459 477) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point getEmailIdEXIT(lines 459 477) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point getEmailIdENTRY(lines 459 477) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point L467(lines 467 473) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point setEmailSubjectEXIT(lines 591 606) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point L598(lines 598 602) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point setEmailSubjectENTRY(lines 591 606) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point L598-2(lines 591 606) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point L595(lines 595 603) no Hoare annotation was computed. [2020-07-21 12:51:50,999 INFO L268 CegarLoopResult]: For program point setup_rjhFINAL(lines 84 93) no Hoare annotation was computed. [2020-07-21 12:51:51,000 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)) [2020-07-21 12:51:51,000 INFO L271 CegarLoopResult]: At program point setup_rjhENTRY(lines 84 93) the Hoare annotation is: true [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point setup_rjhEXIT(lines 84 93) no Hoare annotation was computed. [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point setEmailIsSignedEXIT(lines 741 756) no Hoare annotation was computed. [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point L748(lines 748 752) no Hoare annotation was computed. [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point L748-2(lines 741 756) no Hoare annotation was computed. [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point L745(lines 745 753) no Hoare annotation was computed. [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point setEmailIsSignedENTRY(lines 741 756) no Hoare annotation was computed. [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point getClientPrivateKeyENTRY(lines 2002 2025) no Hoare annotation was computed. [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point L2014(lines 2014 2020) no Hoare annotation was computed. [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point getClientPrivateKeyEXIT(lines 2002 2025) no Hoare annotation was computed. [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point L2010(lines 2010 2021) no Hoare annotation was computed. [2020-07-21 12:51:51,000 INFO L268 CegarLoopResult]: For program point getClientPrivateKeyFINAL(lines 2002 2025) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point L2006(lines 2006 2022) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point rjhToBobFINAL(lines 127 137) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point rjhToBobEXIT(lines 127 137) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point rjhToBobENTRY(lines 127 137) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point cloneEmailFINAL(lines 2521 2529) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point cloneEmailENTRY(lines 2521 2529) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point cloneEmailEXIT(lines 2521 2529) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point getClientAddressBookSizeFINAL(lines 1546 1569) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point L1550(lines 1550 1566) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point getClientAddressBookSizeENTRY(lines 1546 1569) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point L1558(lines 1558 1564) no Hoare annotation was computed. [2020-07-21 12:51:51,001 INFO L268 CegarLoopResult]: For program point getClientAddressBookSizeEXIT(lines 1546 1569) no Hoare annotation was computed. [2020-07-21 12:51:51,002 INFO L268 CegarLoopResult]: For program point L1554(lines 1554 1565) no Hoare annotation was computed. [2020-07-21 12:51:51,002 INFO L271 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: true [2020-07-21 12:51:51,002 INFO L271 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: true [2020-07-21 12:51:51,002 INFO L268 CegarLoopResult]: For program point L121-1(lines 104 126) no Hoare annotation was computed. [2020-07-21 12:51:51,002 INFO L271 CegarLoopResult]: At program point L119(line 119) the Hoare annotation is: true [2020-07-21 12:51:51,002 INFO L268 CegarLoopResult]: For program point L120-1(line 120) no Hoare annotation was computed. [2020-07-21 12:51:51,002 INFO L268 CegarLoopResult]: For program point L119-1(line 119) no Hoare annotation was computed. [2020-07-21 12:51:51,002 INFO L268 CegarLoopResult]: For program point bobToRjhEXIT(lines 104 126) no Hoare annotation was computed. [2020-07-21 12:51:51,002 INFO L268 CegarLoopResult]: For program point L115(lines 115 123) no Hoare annotation was computed. [2020-07-21 12:51:51,003 INFO L268 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-07-21 12:51:51,003 INFO L271 CegarLoopResult]: At program point bobToRjhENTRY(lines 104 126) the Hoare annotation is: true [2020-07-21 12:51:51,003 INFO L271 CegarLoopResult]: At program point L112(line 112) the Hoare annotation is: true [2020-07-21 12:51:51,003 INFO L271 CegarLoopResult]: At program point L112-1(line 112) the Hoare annotation is: true [2020-07-21 12:51:51,003 INFO L271 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: true [2020-07-21 12:51:51,003 INFO L271 CegarLoopResult]: At program point setup_bobENTRY(lines 74 83) the Hoare annotation is: true [2020-07-21 12:51:51,003 INFO L268 CegarLoopResult]: For program point setup_bobFINAL(lines 74 83) no Hoare annotation was computed. [2020-07-21 12:51:51,003 INFO L268 CegarLoopResult]: For program point setup_bobEXIT(lines 74 83) no Hoare annotation was computed. [2020-07-21 12:51:51,003 INFO L268 CegarLoopResult]: For program point setEmailEncryptionKeyENTRY(lines 704 719) no Hoare annotation was computed. [2020-07-21 12:51:51,003 INFO L268 CegarLoopResult]: For program point setEmailEncryptionKeyEXIT(lines 704 719) no Hoare annotation was computed. [2020-07-21 12:51:51,004 INFO L268 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2020-07-21 12:51:51,004 INFO L268 CegarLoopResult]: For program point L711-2(lines 704 719) no Hoare annotation was computed. [2020-07-21 12:51:51,004 INFO L268 CegarLoopResult]: For program point L708(lines 708 716) no Hoare annotation was computed. [2020-07-21 12:51:51,004 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 396 402) no Hoare annotation was computed. [2020-07-21 12:51:51,004 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 396 402) the Hoare annotation is: true [2020-07-21 12:51:51,004 INFO L268 CegarLoopResult]: For program point autoRespondEXIT(lines 973 992) no Hoare annotation was computed. [2020-07-21 12:51:51,004 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))) [2020-07-21 12:51:51,004 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))) [2020-07-21 12:51:51,004 INFO L268 CegarLoopResult]: For program point autoRespondFINAL(lines 973 992) no Hoare annotation was computed. [2020-07-21 12:51:51,005 INFO L271 CegarLoopResult]: At program point L987-1(line 987) the Hoare annotation is: true [2020-07-21 12:51:51,005 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))) [2020-07-21 12:51:51,005 INFO L268 CegarLoopResult]: For program point L985-1(line 985) no Hoare annotation was computed. [2020-07-21 12:51:51,005 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))) [2020-07-21 12:51:51,005 INFO L268 CegarLoopResult]: For program point L983-1(line 983) no Hoare annotation was computed. [2020-07-21 12:51:51,005 INFO L268 CegarLoopResult]: For program point L1931(lines 1931 1943) no Hoare annotation was computed. [2020-07-21 12:51:51,005 INFO L268 CegarLoopResult]: For program point L1919(lines 1919 1927) no Hoare annotation was computed. [2020-07-21 12:51:51,005 INFO L268 CegarLoopResult]: For program point L1915(lines 1915 1947) no Hoare annotation was computed. [2020-07-21 12:51:51,005 INFO L268 CegarLoopResult]: For program point L1907(lines 1907 1911) no Hoare annotation was computed. [2020-07-21 12:51:51,006 INFO L268 CegarLoopResult]: For program point L1916(lines 1916 1928) no Hoare annotation was computed. [2020-07-21 12:51:51,006 INFO L268 CegarLoopResult]: For program point L1937(lines 1937 1941) no Hoare annotation was computed. [2020-07-21 12:51:51,006 INFO L268 CegarLoopResult]: For program point setClientAddressBookAddressENTRY(lines 1896 1951) no Hoare annotation was computed. [2020-07-21 12:51:51,006 INFO L268 CegarLoopResult]: For program point L1904(lines 1904 1912) no Hoare annotation was computed. [2020-07-21 12:51:51,006 INFO L268 CegarLoopResult]: For program point L1900(lines 1900 1948) no Hoare annotation was computed. [2020-07-21 12:51:51,006 INFO L268 CegarLoopResult]: For program point setClientAddressBookAddressEXIT(lines 1896 1951) no Hoare annotation was computed. [2020-07-21 12:51:51,006 INFO L268 CegarLoopResult]: For program point L1934(lines 1934 1942) no Hoare annotation was computed. [2020-07-21 12:51:51,006 INFO L268 CegarLoopResult]: For program point L1901(lines 1901 1913) no Hoare annotation was computed. [2020-07-21 12:51:51,006 INFO L268 CegarLoopResult]: For program point L1930(lines 1930 1946) no Hoare annotation was computed. [2020-07-21 12:51:51,006 INFO L268 CegarLoopResult]: For program point L1930-1(lines 1896 1951) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point L1922(lines 1922 1926) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point L1374(lines 1374 1394) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point L1374-1(lines 1374 1394) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 1360 1405) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 1360 1405) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 1360 1405) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point L1380(lines 1380 1387) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point L689(lines 689 700) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point getEmailEncryptionKeyEXIT(lines 685 703) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point L693(lines 693 699) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point getEmailEncryptionKeyENTRY(lines 685 703) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point getEmailEncryptionKeyFINAL(lines 685 703) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point getClientNameENTRY(lines 1449 1474) no Hoare annotation was computed. [2020-07-21 12:51:51,007 INFO L268 CegarLoopResult]: For program point L1454(lines 1454 1471) no Hoare annotation was computed. [2020-07-21 12:51:51,008 INFO L268 CegarLoopResult]: For program point getClientNameEXIT(lines 1449 1474) no Hoare annotation was computed. [2020-07-21 12:51:51,008 INFO L268 CegarLoopResult]: For program point L1462(lines 1462 1469) no Hoare annotation was computed. [2020-07-21 12:51:51,008 INFO L268 CegarLoopResult]: For program point getClientNameFINAL(lines 1449 1474) no Hoare annotation was computed. [2020-07-21 12:51:51,008 INFO L268 CegarLoopResult]: For program point L1458(lines 1458 1470) no Hoare annotation was computed. [2020-07-21 12:51:51,008 INFO L268 CegarLoopResult]: For program point L914-1(line 914) no Hoare annotation was computed. [2020-07-21 12:51:51,008 INFO L268 CegarLoopResult]: For program point createClientEXIT(lines 907 921) no Hoare annotation was computed. [2020-07-21 12:51:51,008 INFO L268 CegarLoopResult]: For program point createClientENTRY(lines 907 921) no Hoare annotation was computed. [2020-07-21 12:51:51,008 INFO L268 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-07-21 12:51:51,009 INFO L268 CegarLoopResult]: For program point createClientFINAL(lines 907 921) no Hoare annotation was computed. [2020-07-21 12:51:51,009 INFO L268 CegarLoopResult]: For program point L2398(lines 2398 2409) no Hoare annotation was computed. [2020-07-21 12:51:51,009 INFO L268 CegarLoopResult]: For program point getClientForwardReceiverFINAL(lines 2390 2413) no Hoare annotation was computed. [2020-07-21 12:51:51,009 INFO L268 CegarLoopResult]: For program point L2394(lines 2394 2410) no Hoare annotation was computed. [2020-07-21 12:51:51,009 INFO L268 CegarLoopResult]: For program point getClientForwardReceiverEXIT(lines 2390 2413) no Hoare annotation was computed. [2020-07-21 12:51:51,009 INFO L268 CegarLoopResult]: For program point getClientForwardReceiverENTRY(lines 2390 2413) no Hoare annotation was computed. [2020-07-21 12:51:51,009 INFO L268 CegarLoopResult]: For program point L2402(lines 2402 2408) no Hoare annotation was computed. [2020-07-21 12:51:51,009 INFO L268 CegarLoopResult]: For program point L897(lines 897 903) no Hoare annotation was computed. [2020-07-21 12:51:51,009 INFO L268 CegarLoopResult]: For program point L897-1(lines 889 906) no Hoare annotation was computed. [2020-07-21 12:51:51,009 INFO L268 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-07-21 12:51:51,010 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))) [2020-07-21 12:51:51,010 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))) [2020-07-21 12:51:51,010 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))) [2020-07-21 12:51:51,010 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))) [2020-07-21 12:51:51,010 INFO L268 CegarLoopResult]: For program point incomingEXIT(lines 889 906) no Hoare annotation was computed. [2020-07-21 12:51:51,010 INFO L268 CegarLoopResult]: For program point createEmailEXIT(lines 2530 2544) no Hoare annotation was computed. [2020-07-21 12:51:51,011 INFO L268 CegarLoopResult]: For program point L2538(line 2538) no Hoare annotation was computed. [2020-07-21 12:51:51,011 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))) [2020-07-21 12:51:51,011 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))) [2020-07-21 12:51:51,011 INFO L271 CegarLoopResult]: At program point createEmailENTRY(lines 2530 2544) the Hoare annotation is: true [2020-07-21 12:51:51,011 INFO L268 CegarLoopResult]: For program point createEmailFINAL(lines 2530 2544) no Hoare annotation was computed. [2020-07-21 12:51:51,011 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)) [2020-07-21 12:51:51,011 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)) [2020-07-21 12:51:51,011 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)) [2020-07-21 12:51:51,012 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)) [2020-07-21 12:51:51,012 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 12:51:51,012 INFO L268 CegarLoopResult]: For program point testEXIT(lines 193 383) no Hoare annotation was computed. [2020-07-21 12:51:51,012 INFO L271 CegarLoopResult]: At program point testENTRY(lines 193 383) the Hoare annotation is: true [2020-07-21 12:51:51,012 INFO L271 CegarLoopResult]: At program point L376(lines 231 377) the Hoare annotation is: true [2020-07-21 12:51:51,012 INFO L268 CegarLoopResult]: For program point testFINAL(lines 193 383) no Hoare annotation was computed. [2020-07-21 12:51:51,012 INFO L268 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2020-07-21 12:51:51,012 INFO L268 CegarLoopResult]: For program point L335(lines 335 339) no Hoare annotation was computed. [2020-07-21 12:51:51,012 INFO L268 CegarLoopResult]: For program point L302(lines 302 306) no Hoare annotation was computed. [2020-07-21 12:51:51,012 INFO L268 CegarLoopResult]: For program point L269(lines 269 273) no Hoare annotation was computed. [2020-07-21 12:51:51,013 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)) [2020-07-21 12:51:51,013 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)) [2020-07-21 12:51:51,013 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)) [2020-07-21 12:51:51,013 INFO L268 CegarLoopResult]: For program point L255(lines 255 262) no Hoare annotation was computed. [2020-07-21 12:51:51,013 INFO L268 CegarLoopResult]: For program point L346(lines 346 350) no Hoare annotation was computed. [2020-07-21 12:51:51,013 INFO L268 CegarLoopResult]: For program point L313(lines 313 317) no Hoare annotation was computed. [2020-07-21 12:51:51,013 INFO L268 CegarLoopResult]: For program point L280(lines 280 284) no Hoare annotation was computed. [2020-07-21 12:51:51,014 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)) [2020-07-21 12:51:51,014 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)) [2020-07-21 12:51:51,014 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)) [2020-07-21 12:51:51,014 INFO L268 CegarLoopResult]: For program point L240(lines 240 374) no Hoare annotation was computed. [2020-07-21 12:51:51,014 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))) [2020-07-21 12:51:51,014 INFO L268 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2020-07-21 12:51:51,014 INFO L268 CegarLoopResult]: For program point L233(lines 232 375) no Hoare annotation was computed. [2020-07-21 12:51:51,014 INFO L268 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2020-07-21 12:51:51,014 INFO L268 CegarLoopResult]: For program point L324(lines 324 328) no Hoare annotation was computed. [2020-07-21 12:51:51,015 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)) [2020-07-21 12:51:51,015 INFO L268 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2020-07-21 12:51:51,015 INFO L268 CegarLoopResult]: For program point getEmailToFINAL(lines 533 551) no Hoare annotation was computed. [2020-07-21 12:51:51,015 INFO L268 CegarLoopResult]: For program point L541(lines 541 547) no Hoare annotation was computed. [2020-07-21 12:51:51,015 INFO L268 CegarLoopResult]: For program point getEmailToEXIT(lines 533 551) no Hoare annotation was computed. [2020-07-21 12:51:51,015 INFO L268 CegarLoopResult]: For program point L537(lines 537 548) no Hoare annotation was computed. [2020-07-21 12:51:51,015 INFO L271 CegarLoopResult]: At program point getEmailToENTRY(lines 533 551) the Hoare annotation is: true [2020-07-21 12:51:51,015 INFO L271 CegarLoopResult]: At program point get_queued_emailENTRY(lines 963 971) the Hoare annotation is: true [2020-07-21 12:51:51,015 INFO L268 CegarLoopResult]: For program point get_queued_emailFINAL(lines 963 971) no Hoare annotation was computed. [2020-07-21 12:51:51,016 INFO L268 CegarLoopResult]: For program point get_queued_emailEXIT(lines 963 971) no Hoare annotation was computed. [2020-07-21 12:51:51,016 INFO L268 CegarLoopResult]: For program point L1503(lines 1503 1519) no Hoare annotation was computed. [2020-07-21 12:51:51,016 INFO L268 CegarLoopResult]: For program point getClientOutbufferEXIT(lines 1499 1522) no Hoare annotation was computed. [2020-07-21 12:51:51,016 INFO L268 CegarLoopResult]: For program point getClientOutbufferENTRY(lines 1499 1522) no Hoare annotation was computed. [2020-07-21 12:51:51,016 INFO L268 CegarLoopResult]: For program point getClientOutbufferFINAL(lines 1499 1522) no Hoare annotation was computed. [2020-07-21 12:51:51,016 INFO L268 CegarLoopResult]: For program point L1511(lines 1511 1517) no Hoare annotation was computed. [2020-07-21 12:51:51,016 INFO L268 CegarLoopResult]: For program point L1507(lines 1507 1518) no Hoare annotation was computed. [2020-07-21 12:51:51,016 INFO L268 CegarLoopResult]: For program point L1983(lines 1983 1995) no Hoare annotation was computed. [2020-07-21 12:51:51,016 INFO L268 CegarLoopResult]: For program point setClientAutoResponseEXIT(lines 1979 1998) no Hoare annotation was computed. [2020-07-21 12:51:51,017 INFO L271 CegarLoopResult]: At program point setClientAutoResponseENTRY(lines 1979 1998) the Hoare annotation is: true [2020-07-21 12:51:51,017 INFO L268 CegarLoopResult]: For program point L1989(lines 1989 1993) no Hoare annotation was computed. [2020-07-21 12:51:51,017 INFO L268 CegarLoopResult]: For program point L1989-2(lines 1979 1998) no Hoare annotation was computed. [2020-07-21 12:51:51,017 INFO L268 CegarLoopResult]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2020-07-21 12:51:51,017 INFO L268 CegarLoopResult]: For program point setClientAddressBookSizeENTRY(lines 1570 1589) no Hoare annotation was computed. [2020-07-21 12:51:51,017 INFO L268 CegarLoopResult]: For program point L1580(lines 1580 1584) no Hoare annotation was computed. [2020-07-21 12:51:51,017 INFO L268 CegarLoopResult]: For program point L1580-2(lines 1570 1589) no Hoare annotation was computed. [2020-07-21 12:51:51,017 INFO L268 CegarLoopResult]: For program point L1577(lines 1577 1585) no Hoare annotation was computed. [2020-07-21 12:51:51,017 INFO L268 CegarLoopResult]: For program point L1574(lines 1574 1586) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point setClientAddressBookSizeEXIT(lines 1570 1589) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point L2145(lines 2145 2176) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point getClientKeyringUserEXIT(lines 2127 2180) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point L2164(lines 2164 2170) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point L2131(lines 2131 2177) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point L2160(lines 2160 2171) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point L2150(lines 2150 2156) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point getClientKeyringUserFINAL(lines 2127 2180) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point L2146(lines 2146 2157) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point L2136(lines 2136 2142) no Hoare annotation was computed. [2020-07-21 12:51:51,018 INFO L268 CegarLoopResult]: For program point L2132(lines 2132 2143) no Hoare annotation was computed. [2020-07-21 12:51:51,019 INFO L268 CegarLoopResult]: For program point getClientKeyringUserENTRY(lines 2127 2180) no Hoare annotation was computed. [2020-07-21 12:51:51,019 INFO L268 CegarLoopResult]: For program point L2159(lines 2159 2175) no Hoare annotation was computed. [2020-07-21 12:51:51,019 INFO L268 CegarLoopResult]: For program point L2207-1(lines 2181 2224) no Hoare annotation was computed. [2020-07-21 12:51:51,019 INFO L268 CegarLoopResult]: For program point L2207(lines 2207 2219) no Hoare annotation was computed. [2020-07-21 12:51:51,019 INFO L268 CegarLoopResult]: For program point setClientKeyringUserENTRY(lines 2181 2224) no Hoare annotation was computed. [2020-07-21 12:51:51,019 INFO L268 CegarLoopResult]: For program point L2197(lines 2197 2205) no Hoare annotation was computed. [2020-07-21 12:51:51,019 INFO L268 CegarLoopResult]: For program point L2189(lines 2189 2193) no Hoare annotation was computed. [2020-07-21 12:51:51,019 INFO L268 CegarLoopResult]: For program point L2185(lines 2185 2221) no Hoare annotation was computed. [2020-07-21 12:51:51,019 INFO L268 CegarLoopResult]: For program point L2208(lines 2208 2216) no Hoare annotation was computed. [2020-07-21 12:51:51,020 INFO L268 CegarLoopResult]: For program point setClientKeyringUserEXIT(lines 2181 2224) no Hoare annotation was computed. [2020-07-21 12:51:51,020 INFO L268 CegarLoopResult]: For program point L2200(lines 2200 2204) no Hoare annotation was computed. [2020-07-21 12:51:51,020 INFO L268 CegarLoopResult]: For program point L2196(lines 2196 2220) no Hoare annotation was computed. [2020-07-21 12:51:51,020 INFO L268 CegarLoopResult]: For program point L2186(lines 2186 2194) no Hoare annotation was computed. [2020-07-21 12:51:51,020 INFO L268 CegarLoopResult]: For program point L2211(lines 2211 2215) no Hoare annotation was computed. [2020-07-21 12:51:51,020 INFO L271 CegarLoopResult]: At program point setEmailFromENTRY(lines 515 530) the Hoare annotation is: true [2020-07-21 12:51:51,020 INFO L268 CegarLoopResult]: For program point setEmailFromEXIT(lines 515 530) no Hoare annotation was computed. [2020-07-21 12:51:51,020 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-07-21 12:51:51,020 INFO L268 CegarLoopResult]: For program point L522-2(lines 515 530) no Hoare annotation was computed. [2020-07-21 12:51:51,020 INFO L268 CegarLoopResult]: For program point L519(lines 519 527) no Hoare annotation was computed. [2020-07-21 12:51:51,021 INFO L268 CegarLoopResult]: For program point L1601(lines 1601 1611) no Hoare annotation was computed. [2020-07-21 12:51:51,021 INFO L268 CegarLoopResult]: For program point L1598(line 1598) no Hoare annotation was computed. [2020-07-21 12:51:51,021 INFO L268 CegarLoopResult]: For program point L1598-1(line 1598) no Hoare annotation was computed. [2020-07-21 12:51:51,021 INFO L268 CegarLoopResult]: For program point createClientAddressBookEntryEXIT(lines 1590 1614) no Hoare annotation was computed. [2020-07-21 12:51:51,021 INFO L268 CegarLoopResult]: For program point L1604(line 1604) no Hoare annotation was computed. [2020-07-21 12:51:51,021 INFO L268 CegarLoopResult]: For program point L1604-1(line 1604) no Hoare annotation was computed. [2020-07-21 12:51:51,021 INFO L268 CegarLoopResult]: For program point createClientAddressBookEntryENTRY(lines 1590 1614) no Hoare annotation was computed. [2020-07-21 12:51:51,021 INFO L268 CegarLoopResult]: For program point createClientAddressBookEntryFINAL(lines 1590 1614) no Hoare annotation was computed. [2020-07-21 12:51:51,021 INFO L268 CegarLoopResult]: For program point isReadableEXIT(lines 2512 2520) no Hoare annotation was computed. [2020-07-21 12:51:51,022 INFO L271 CegarLoopResult]: At program point isReadableENTRY(lines 2512 2520) the Hoare annotation is: true [2020-07-21 12:51:51,022 INFO L268 CegarLoopResult]: For program point isReadableFINAL(lines 2512 2520) no Hoare annotation was computed. [2020-07-21 12:51:51,022 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 1015 1022) no Hoare annotation was computed. [2020-07-21 12:51:51,022 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2020-07-21 12:51:51,022 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 1015 1022) the Hoare annotation is: true [2020-07-21 12:51:51,022 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 1015 1022) no Hoare annotation was computed. [2020-07-21 12:51:51,022 INFO L268 CegarLoopResult]: For program point L2368(lines 2368 2380) no Hoare annotation was computed. [2020-07-21 12:51:51,022 INFO L268 CegarLoopResult]: For program point L2368-1(lines 2342 2385) no Hoare annotation was computed. [2020-07-21 12:51:51,022 INFO L268 CegarLoopResult]: For program point setClientKeyringPublicKeyEXIT(lines 2342 2385) no Hoare annotation was computed. [2020-07-21 12:51:51,022 INFO L268 CegarLoopResult]: For program point L2358(lines 2358 2366) no Hoare annotation was computed. [2020-07-21 12:51:51,023 INFO L268 CegarLoopResult]: For program point L2350(lines 2350 2354) no Hoare annotation was computed. [2020-07-21 12:51:51,023 INFO L268 CegarLoopResult]: For program point L2346(lines 2346 2382) no Hoare annotation was computed. [2020-07-21 12:51:51,023 INFO L268 CegarLoopResult]: For program point L2369(lines 2369 2377) no Hoare annotation was computed. [2020-07-21 12:51:51,023 INFO L268 CegarLoopResult]: For program point L2361(lines 2361 2365) no Hoare annotation was computed. [2020-07-21 12:51:51,023 INFO L268 CegarLoopResult]: For program point setClientKeyringPublicKeyENTRY(lines 2342 2385) no Hoare annotation was computed. [2020-07-21 12:51:51,023 INFO L268 CegarLoopResult]: For program point L2357(lines 2357 2381) no Hoare annotation was computed. [2020-07-21 12:51:51,023 INFO L268 CegarLoopResult]: For program point L2347(lines 2347 2355) no Hoare annotation was computed. [2020-07-21 12:51:51,023 INFO L268 CegarLoopResult]: For program point L2372(lines 2372 2376) no Hoare annotation was computed. [2020-07-21 12:51:51,023 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))) [2020-07-21 12:51:51,024 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))) [2020-07-21 12:51:51,024 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))) [2020-07-21 12:51:51,024 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-07-21 12:51:51,024 INFO L268 CegarLoopResult]: For program point outgoingEXIT(lines 857 868) no Hoare annotation was computed. [2020-07-21 12:51:51,024 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))) [2020-07-21 12:51:51,024 INFO L268 CegarLoopResult]: For program point outgoingFINAL(lines 857 868) no Hoare annotation was computed. [2020-07-21 12:51:51,024 INFO L268 CegarLoopResult]: For program point setClientForwardReceiverENTRY(lines 2414 2433) no Hoare annotation was computed. [2020-07-21 12:51:51,024 INFO L268 CegarLoopResult]: For program point setClientForwardReceiverEXIT(lines 2414 2433) no Hoare annotation was computed. [2020-07-21 12:51:51,025 INFO L268 CegarLoopResult]: For program point L2424(lines 2424 2428) no Hoare annotation was computed. [2020-07-21 12:51:51,025 INFO L268 CegarLoopResult]: For program point L2424-2(lines 2414 2433) no Hoare annotation was computed. [2020-07-21 12:51:51,025 INFO L268 CegarLoopResult]: For program point L2421(lines 2421 2429) no Hoare annotation was computed. [2020-07-21 12:51:51,025 INFO L268 CegarLoopResult]: For program point L2418(lines 2418 2430) no Hoare annotation was computed. [2020-07-21 12:51:51,025 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 403 409) the Hoare annotation is: true [2020-07-21 12:51:51,025 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 403 409) no Hoare annotation was computed. [2020-07-21 12:51:51,025 INFO L268 CegarLoopResult]: For program point getClientIdFINAL(lines 2437 2460) no Hoare annotation was computed. [2020-07-21 12:51:51,025 INFO L268 CegarLoopResult]: For program point L2449(lines 2449 2455) no Hoare annotation was computed. [2020-07-21 12:51:51,025 INFO L268 CegarLoopResult]: For program point L2445(lines 2445 2456) no Hoare annotation was computed. [2020-07-21 12:51:51,026 INFO L271 CegarLoopResult]: At program point getClientIdENTRY(lines 2437 2460) the Hoare annotation is: true [2020-07-21 12:51:51,026 INFO L268 CegarLoopResult]: For program point L2441(lines 2441 2457) no Hoare annotation was computed. [2020-07-21 12:51:51,026 INFO L268 CegarLoopResult]: For program point getClientIdEXIT(lines 2437 2460) no Hoare annotation was computed. [2020-07-21 12:51:51,026 INFO L268 CegarLoopResult]: For program point L800(lines 800 811) no Hoare annotation was computed. [2020-07-21 12:51:51,026 INFO L268 CegarLoopResult]: For program point isVerifiedENTRY(lines 796 814) no Hoare annotation was computed. [2020-07-21 12:51:51,026 INFO L268 CegarLoopResult]: For program point isVerifiedFINAL(lines 796 814) no Hoare annotation was computed. [2020-07-21 12:51:51,026 INFO L268 CegarLoopResult]: For program point isVerifiedEXIT(lines 796 814) no Hoare annotation was computed. [2020-07-21 12:51:51,026 INFO L268 CegarLoopResult]: For program point L804(lines 804 810) no Hoare annotation was computed. [2020-07-21 12:51:51,026 INFO L268 CegarLoopResult]: For program point deliverFINAL(lines 869 878) no Hoare annotation was computed. [2020-07-21 12:51:51,026 INFO L271 CegarLoopResult]: At program point deliverENTRY(lines 869 878) the Hoare annotation is: true [2020-07-21 12:51:51,027 INFO L268 CegarLoopResult]: For program point deliverEXIT(lines 869 878) no Hoare annotation was computed. [2020-07-21 12:51:51,027 INFO L264 CegarLoopResult]: At program point L1008(line 1008) the Hoare annotation is: (or (not (<= 2 ~rjh~0)) (not (<= 3 ~chuck~0))) [2020-07-21 12:51:51,027 INFO L268 CegarLoopResult]: For program point L1008-1(lines 996 1013) no Hoare annotation was computed. [2020-07-21 12:51:51,027 INFO L268 CegarLoopResult]: For program point L1004(lines 1004 1010) no Hoare annotation was computed. [2020-07-21 12:51:51,027 INFO L268 CegarLoopResult]: For program point __utac_acc__DecryptAutoResponder_spec__1EXIT(lines 996 1013) no Hoare annotation was computed. [2020-07-21 12:51:51,027 INFO L271 CegarLoopResult]: At program point L1002(line 1002) the Hoare annotation is: true [2020-07-21 12:51:51,027 INFO L268 CegarLoopResult]: For program point L1002-1(line 1002) no Hoare annotation was computed. [2020-07-21 12:51:51,027 INFO L271 CegarLoopResult]: At program point __utac_acc__DecryptAutoResponder_spec__1ENTRY(lines 996 1013) the Hoare annotation is: true [2020-07-21 12:51:51,027 INFO L268 CegarLoopResult]: For program point createClientKeyringEntryEXIT(lines 2093 2117) no Hoare annotation was computed. [2020-07-21 12:51:51,027 INFO L268 CegarLoopResult]: For program point L2107-1(line 2107) no Hoare annotation was computed. [2020-07-21 12:51:51,028 INFO L268 CegarLoopResult]: For program point L2107(line 2107) no Hoare annotation was computed. [2020-07-21 12:51:51,028 INFO L268 CegarLoopResult]: For program point L2104(lines 2104 2114) no Hoare annotation was computed. [2020-07-21 12:51:51,028 INFO L268 CegarLoopResult]: For program point L2101-1(line 2101) no Hoare annotation was computed. [2020-07-21 12:51:51,028 INFO L268 CegarLoopResult]: For program point L2101(line 2101) no Hoare annotation was computed. [2020-07-21 12:51:51,028 INFO L268 CegarLoopResult]: For program point createClientKeyringEntryENTRY(lines 2093 2117) no Hoare annotation was computed. [2020-07-21 12:51:51,028 INFO L268 CegarLoopResult]: For program point createClientKeyringEntryFINAL(lines 2093 2117) no Hoare annotation was computed. [2020-07-21 12:51:51,028 INFO L268 CegarLoopResult]: For program point setup_chuckEXIT(lines 94 103) no Hoare annotation was computed. [2020-07-21 12:51:51,028 INFO L271 CegarLoopResult]: At program point setup_chuckENTRY(lines 94 103) the Hoare annotation is: true [2020-07-21 12:51:51,028 INFO L268 CegarLoopResult]: For program point setup_chuckFINAL(lines 94 103) no Hoare annotation was computed. [2020-07-21 12:51:51,028 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))) [2020-07-21 12:51:51,029 INFO L268 CegarLoopResult]: For program point L2292(lines 2292 2338) no Hoare annotation was computed. [2020-07-21 12:51:51,029 INFO L268 CegarLoopResult]: For program point L2325(lines 2325 2331) no Hoare annotation was computed. [2020-07-21 12:51:51,029 INFO L268 CegarLoopResult]: For program point L2321(lines 2321 2332) no Hoare annotation was computed. [2020-07-21 12:51:51,029 INFO L268 CegarLoopResult]: For program point L2311(lines 2311 2317) no Hoare annotation was computed. [2020-07-21 12:51:51,029 INFO L268 CegarLoopResult]: For program point L2307(lines 2307 2318) no Hoare annotation was computed. [2020-07-21 12:51:51,029 INFO L268 CegarLoopResult]: For program point L2297(lines 2297 2303) no Hoare annotation was computed. [2020-07-21 12:51:51,029 INFO L268 CegarLoopResult]: For program point L2293(lines 2293 2304) no Hoare annotation was computed. [2020-07-21 12:51:51,029 INFO L268 CegarLoopResult]: For program point findPublicKeyFINAL(lines 2288 2341) no Hoare annotation was computed. [2020-07-21 12:51:51,029 INFO L268 CegarLoopResult]: For program point L2320(lines 2320 2336) no Hoare annotation was computed. [2020-07-21 12:51:51,029 INFO L268 CegarLoopResult]: For program point findPublicKeyEXIT(lines 2288 2341) no Hoare annotation was computed. [2020-07-21 12:51:51,030 INFO L268 CegarLoopResult]: For program point L2306(lines 2306 2337) no Hoare annotation was computed. [2020-07-21 12:51:51,030 INFO L268 CegarLoopResult]: For program point findPublicKeyENTRY(lines 2288 2341) no Hoare annotation was computed. [2020-07-21 12:51:51,030 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|))) [2020-07-21 12:51:51,030 INFO L268 CegarLoopResult]: For program point sendEmailEXIT(lines 922 934) no Hoare annotation was computed. [2020-07-21 12:51:51,030 INFO L268 CegarLoopResult]: For program point L928-1(line 928) no Hoare annotation was computed. [2020-07-21 12:51:51,030 INFO L271 CegarLoopResult]: At program point sendEmailENTRY(lines 922 934) the Hoare annotation is: true [2020-07-21 12:51:51,030 INFO L268 CegarLoopResult]: For program point sendEmailFINAL(lines 922 934) no Hoare annotation was computed. [2020-07-21 12:51:51,030 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|))) [2020-07-21 12:51:51,030 INFO L268 CegarLoopResult]: For program point L1782(lines 1782 1794) no Hoare annotation was computed. [2020-07-21 12:51:51,030 INFO L268 CegarLoopResult]: For program point L1803(lines 1803 1807) no Hoare annotation was computed. [2020-07-21 12:51:51,031 INFO L268 CegarLoopResult]: For program point L1770(lines 1770 1778) no Hoare annotation was computed. [2020-07-21 12:51:51,031 INFO L268 CegarLoopResult]: For program point L1766(lines 1766 1814) no Hoare annotation was computed. [2020-07-21 12:51:51,031 INFO L268 CegarLoopResult]: For program point setClientAddressBookAliasENTRY(lines 1762 1817) no Hoare annotation was computed. [2020-07-21 12:51:51,031 INFO L268 CegarLoopResult]: For program point setClientAddressBookAliasEXIT(lines 1762 1817) no Hoare annotation was computed. [2020-07-21 12:51:51,031 INFO L268 CegarLoopResult]: For program point L1800(lines 1800 1808) no Hoare annotation was computed. [2020-07-21 12:51:51,031 INFO L268 CegarLoopResult]: For program point L1767(lines 1767 1779) no Hoare annotation was computed. [2020-07-21 12:51:51,031 INFO L268 CegarLoopResult]: For program point L1796(lines 1796 1812) no Hoare annotation was computed. [2020-07-21 12:51:51,031 INFO L268 CegarLoopResult]: For program point L1796-1(lines 1762 1817) no Hoare annotation was computed. [2020-07-21 12:51:51,031 INFO L268 CegarLoopResult]: For program point L1788(lines 1788 1792) no Hoare annotation was computed. [2020-07-21 12:51:51,031 INFO L268 CegarLoopResult]: For program point L1797(lines 1797 1809) no Hoare annotation was computed. [2020-07-21 12:51:51,032 INFO L268 CegarLoopResult]: For program point L1785(lines 1785 1793) no Hoare annotation was computed. [2020-07-21 12:51:51,032 INFO L268 CegarLoopResult]: For program point L1781(lines 1781 1813) no Hoare annotation was computed. [2020-07-21 12:51:51,032 INFO L268 CegarLoopResult]: For program point L1773(lines 1773 1777) no Hoare annotation was computed. [2020-07-21 12:51:51,032 INFO L268 CegarLoopResult]: For program point L575(lines 575 587) no Hoare annotation was computed. [2020-07-21 12:51:51,032 INFO L268 CegarLoopResult]: For program point getEmailSubjectFINAL(lines 570 590) no Hoare annotation was computed. [2020-07-21 12:51:51,032 INFO L268 CegarLoopResult]: For program point getEmailSubjectENTRY(lines 570 590) no Hoare annotation was computed. [2020-07-21 12:51:51,032 INFO L268 CegarLoopResult]: For program point L579(lines 579 586) no Hoare annotation was computed. [2020-07-21 12:51:51,032 INFO L268 CegarLoopResult]: For program point getEmailSubjectEXIT(lines 570 590) no Hoare annotation was computed. [2020-07-21 12:51:51,032 INFO L268 CegarLoopResult]: For program point initClientENTRY(lines 1431 1445) no Hoare annotation was computed. [2020-07-21 12:51:51,032 INFO L268 CegarLoopResult]: For program point L1435(lines 1435 1442) no Hoare annotation was computed. [2020-07-21 12:51:51,033 INFO L268 CegarLoopResult]: For program point initClientFINAL(lines 1431 1445) no Hoare annotation was computed. [2020-07-21 12:51:51,033 INFO L268 CegarLoopResult]: For program point initClientEXIT(lines 1431 1445) no Hoare annotation was computed. [2020-07-21 12:51:51,033 INFO L268 CegarLoopResult]: For program point L656(lines 656 662) no Hoare annotation was computed. [2020-07-21 12:51:51,033 INFO L268 CegarLoopResult]: For program point isEncryptedFINAL(lines 648 666) no Hoare annotation was computed. [2020-07-21 12:51:51,033 INFO L268 CegarLoopResult]: For program point L652(lines 652 663) no Hoare annotation was computed. [2020-07-21 12:51:51,033 INFO L268 CegarLoopResult]: For program point isEncryptedEXIT(lines 648 666) no Hoare annotation was computed. [2020-07-21 12:51:51,033 INFO L268 CegarLoopResult]: For program point isEncryptedENTRY(lines 648 666) no Hoare annotation was computed. [2020-07-21 12:51:51,033 INFO L268 CegarLoopResult]: For program point getClientAutoResponseFINAL(lines 1955 1978) no Hoare annotation was computed. [2020-07-21 12:51:51,033 INFO L268 CegarLoopResult]: For program point L1967(lines 1967 1973) no Hoare annotation was computed. [2020-07-21 12:51:51,033 INFO L268 CegarLoopResult]: For program point getClientAutoResponseEXIT(lines 1955 1978) no Hoare annotation was computed. [2020-07-21 12:51:51,034 INFO L268 CegarLoopResult]: For program point L1963(lines 1963 1974) no Hoare annotation was computed. [2020-07-21 12:51:51,034 INFO L271 CegarLoopResult]: At program point getClientAutoResponseENTRY(lines 1955 1978) the Hoare annotation is: true [2020-07-21 12:51:51,034 INFO L268 CegarLoopResult]: For program point L1959(lines 1959 1975) no Hoare annotation was computed. [2020-07-21 12:51:51,034 INFO L271 CegarLoopResult]: At program point rjhSetAutoRespondENTRY(lines 182 191) the Hoare annotation is: true [2020-07-21 12:51:51,034 INFO L268 CegarLoopResult]: For program point rjhSetAutoRespondFINAL(lines 182 191) no Hoare annotation was computed. [2020-07-21 12:51:51,034 INFO L268 CegarLoopResult]: For program point rjhSetAutoRespondEXIT(lines 182 191) no Hoare annotation was computed. [2020-07-21 12:51:51,034 INFO L271 CegarLoopResult]: At program point incoming__wrappee__BaseENTRY(lines 879 888) the Hoare annotation is: true [2020-07-21 12:51:51,034 INFO L268 CegarLoopResult]: For program point incoming__wrappee__BaseFINAL(lines 879 888) no Hoare annotation was computed. [2020-07-21 12:51:51,034 INFO L271 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: true [2020-07-21 12:51:51,034 INFO L268 CegarLoopResult]: For program point incoming__wrappee__BaseEXIT(lines 879 888) no Hoare annotation was computed. [2020-07-21 12:51:51,035 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 1047 1092) no Hoare annotation was computed. [2020-07-21 12:51:51,035 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 1047 1092) no Hoare annotation was computed. [2020-07-21 12:51:51,035 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 1047 1092) no Hoare annotation was computed. [2020-07-21 12:51:51,035 INFO L268 CegarLoopResult]: For program point L674-2(lines 667 682) no Hoare annotation was computed. [2020-07-21 12:51:51,035 INFO L268 CegarLoopResult]: For program point L671(lines 671 679) no Hoare annotation was computed. [2020-07-21 12:51:51,035 INFO L268 CegarLoopResult]: For program point setEmailIsEncryptedEXIT(lines 667 682) no Hoare annotation was computed. [2020-07-21 12:51:51,035 INFO L268 CegarLoopResult]: For program point setEmailIsEncryptedENTRY(lines 667 682) no Hoare annotation was computed. [2020-07-21 12:51:51,035 INFO L268 CegarLoopResult]: For program point L674(lines 674 678) no Hoare annotation was computed. [2020-07-21 12:51:51,035 INFO L268 CegarLoopResult]: For program point initEmailEXIT(lines 442 456) no Hoare annotation was computed. [2020-07-21 12:51:51,035 INFO L268 CegarLoopResult]: For program point L446(lines 446 453) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point initEmailENTRY(lines 442 456) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point initEmailFINAL(lines 442 456) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point getEmailBodyFINAL(lines 609 629) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point L618(lines 618 625) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point getEmailBodyEXIT(lines 609 629) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point getEmailBodyENTRY(lines 609 629) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point L614(lines 614 626) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point setClientNameENTRY(lines 1475 1494) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point setClientNameEXIT(lines 1475 1494) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point L1485(lines 1485 1489) no Hoare annotation was computed. [2020-07-21 12:51:51,036 INFO L268 CegarLoopResult]: For program point L1485-2(lines 1475 1494) no Hoare annotation was computed. [2020-07-21 12:51:51,037 INFO L268 CegarLoopResult]: For program point L1482(lines 1482 1490) no Hoare annotation was computed. [2020-07-21 12:51:51,037 INFO L268 CegarLoopResult]: For program point L1479(lines 1479 1491) no Hoare annotation was computed. [2020-07-21 12:51:51,037 INFO L268 CegarLoopResult]: For program point L767(lines 767 773) no Hoare annotation was computed. [2020-07-21 12:51:51,037 INFO L268 CegarLoopResult]: For program point getEmailSignKeyEXIT(lines 759 777) no Hoare annotation was computed. [2020-07-21 12:51:51,037 INFO L268 CegarLoopResult]: For program point L763(lines 763 774) no Hoare annotation was computed. [2020-07-21 12:51:51,037 INFO L268 CegarLoopResult]: For program point getEmailSignKeyENTRY(lines 759 777) no Hoare annotation was computed. [2020-07-21 12:51:51,037 INFO L268 CegarLoopResult]: For program point getEmailSignKeyFINAL(lines 759 777) no Hoare annotation was computed. [2020-07-21 12:51:51,037 INFO L268 CegarLoopResult]: For program point setClientPrivateKeyENTRY(lines 2026 2045) no Hoare annotation was computed. [2020-07-21 12:51:51,037 INFO L268 CegarLoopResult]: For program point setClientPrivateKeyEXIT(lines 2026 2045) no Hoare annotation was computed. [2020-07-21 12:51:51,037 INFO L268 CegarLoopResult]: For program point L2036(lines 2036 2040) no Hoare annotation was computed. [2020-07-21 12:51:51,038 INFO L268 CegarLoopResult]: For program point L2036-2(lines 2026 2045) no Hoare annotation was computed. [2020-07-21 12:51:51,038 INFO L268 CegarLoopResult]: For program point L2033(lines 2033 2041) no Hoare annotation was computed. [2020-07-21 12:51:51,038 INFO L268 CegarLoopResult]: For program point L2030(lines 2030 2042) no Hoare annotation was computed. [2020-07-21 12:51:51,038 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 1644) no Hoare annotation was computed. [2020-07-21 12:51:51,038 INFO L268 CegarLoopResult]: For program point L1629(lines 1629 1645) no Hoare annotation was computed. [2020-07-21 12:51:51,038 INFO L268 CegarLoopResult]: For program point L1656(lines 1656 1662) no Hoare annotation was computed. [2020-07-21 12:51:51,038 INFO L268 CegarLoopResult]: For program point L1652(lines 1652 1663) no Hoare annotation was computed. [2020-07-21 12:51:51,038 INFO L268 CegarLoopResult]: For program point L1648(lines 1648 1664) no Hoare annotation was computed. [2020-07-21 12:51:51,038 INFO L268 CegarLoopResult]: For program point L1675(lines 1675 1681) no Hoare annotation was computed. [2020-07-21 12:51:51,038 INFO L268 CegarLoopResult]: For program point getClientAddressBookAliasENTRY(lines 1624 1692) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point L1671(lines 1671 1682) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point getClientAddressBookAliasEXIT(lines 1624 1692) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point L1667(lines 1667 1683) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point L1628(lines 1628 1689) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point L1647(lines 1647 1688) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point getClientAddressBookAliasFINAL(lines 1624 1692) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point L1637(lines 1637 1643) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point L1666(lines 1666 1687) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point L2496(line 2496) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point L2496-1(line 2496) no Hoare annotation was computed. [2020-07-21 12:51:51,039 INFO L268 CegarLoopResult]: For program point L2505-1(line 2505) no Hoare annotation was computed. [2020-07-21 12:51:51,040 INFO L268 CegarLoopResult]: For program point L2505(line 2505) no Hoare annotation was computed. [2020-07-21 12:51:51,040 INFO L268 CegarLoopResult]: For program point L2502(line 2502) no Hoare annotation was computed. [2020-07-21 12:51:51,040 INFO L268 CegarLoopResult]: For program point printMailEXIT(lines 2484 2511) no Hoare annotation was computed. [2020-07-21 12:51:51,040 INFO L268 CegarLoopResult]: For program point L2502-1(line 2502) no Hoare annotation was computed. [2020-07-21 12:51:51,040 INFO L268 CegarLoopResult]: For program point printMailENTRY(lines 2484 2511) no Hoare annotation was computed. [2020-07-21 12:51:51,040 INFO L268 CegarLoopResult]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2020-07-21 12:51:51,040 INFO L268 CegarLoopResult]: For program point printMailFINAL(lines 2484 2511) no Hoare annotation was computed. [2020-07-21 12:51:51,040 INFO L268 CegarLoopResult]: For program point L2499(line 2499) no Hoare annotation was computed. [2020-07-21 12:51:51,040 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 1314 1359) no Hoare annotation was computed. [2020-07-21 12:51:51,040 INFO L268 CegarLoopResult]: For program point L1334(lines 1334 1341) no Hoare annotation was computed. [2020-07-21 12:51:51,041 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 1314 1359) no Hoare annotation was computed. [2020-07-21 12:51:51,041 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 1314 1359) no Hoare annotation was computed. [2020-07-21 12:51:51,041 INFO L268 CegarLoopResult]: For program point L1328(lines 1328 1348) no Hoare annotation was computed. [2020-07-21 12:51:51,041 INFO L268 CegarLoopResult]: For program point L1328-1(lines 1328 1348) no Hoare annotation was computed. [2020-07-21 12:51:51,041 INFO L268 CegarLoopResult]: For program point getClientKeyringSizeENTRY(lines 2049 2072) no Hoare annotation was computed. [2020-07-21 12:51:51,041 INFO L268 CegarLoopResult]: For program point L2061(lines 2061 2067) no Hoare annotation was computed. [2020-07-21 12:51:51,041 INFO L268 CegarLoopResult]: For program point getClientKeyringSizeEXIT(lines 2049 2072) no Hoare annotation was computed. [2020-07-21 12:51:51,041 INFO L268 CegarLoopResult]: For program point L2057(lines 2057 2068) no Hoare annotation was computed. [2020-07-21 12:51:51,041 INFO L268 CegarLoopResult]: For program point getClientKeyringSizeFINAL(lines 2049 2072) no Hoare annotation was computed. [2020-07-21 12:51:51,041 INFO L268 CegarLoopResult]: For program point L2053(lines 2053 2069) no Hoare annotation was computed. [2020-07-21 12:51:51,042 INFO L268 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-07-21 12:51:51,042 INFO L268 CegarLoopResult]: For program point L559-2(lines 552 567) no Hoare annotation was computed. [2020-07-21 12:51:51,042 INFO L268 CegarLoopResult]: For program point L556(lines 556 564) no Hoare annotation was computed. [2020-07-21 12:51:51,042 INFO L268 CegarLoopResult]: For program point setEmailToEXIT(lines 552 567) no Hoare annotation was computed. [2020-07-21 12:51:51,042 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))) [2020-07-21 12:51:51,042 INFO L268 CegarLoopResult]: For program point L1697(lines 1697 1758) no Hoare annotation was computed. [2020-07-21 12:51:51,042 INFO L268 CegarLoopResult]: For program point L1716(lines 1716 1757) no Hoare annotation was computed. [2020-07-21 12:51:51,042 INFO L268 CegarLoopResult]: For program point findClientAddressBookAliasFINAL(lines 1693 1761) no Hoare annotation was computed. [2020-07-21 12:51:51,042 INFO L268 CegarLoopResult]: For program point L1706(lines 1706 1712) no Hoare annotation was computed. [2020-07-21 12:51:51,042 INFO L268 CegarLoopResult]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point L1702(lines 1702 1713) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point L1698(lines 1698 1714) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point L1725(lines 1725 1731) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point L1721(lines 1721 1732) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point L1717(lines 1717 1733) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point L1744(lines 1744 1750) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point L1740(lines 1740 1751) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point L1736(lines 1736 1752) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point findClientAddressBookAliasEXIT(lines 1693 1761) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point findClientAddressBookAliasENTRY(lines 1693 1761) no Hoare annotation was computed. [2020-07-21 12:51:51,043 INFO L268 CegarLoopResult]: For program point setEmailIsSignatureVerifiedENTRY(lines 815 830) no Hoare annotation was computed. [2020-07-21 12:51:51,044 INFO L268 CegarLoopResult]: For program point setEmailIsSignatureVerifiedEXIT(lines 815 830) no Hoare annotation was computed. [2020-07-21 12:51:51,044 INFO L268 CegarLoopResult]: For program point L822(lines 822 826) no Hoare annotation was computed. [2020-07-21 12:51:51,044 INFO L268 CegarLoopResult]: For program point L822-2(lines 815 830) no Hoare annotation was computed. [2020-07-21 12:51:51,044 INFO L268 CegarLoopResult]: For program point L819(lines 819 827) no Hoare annotation was computed. [2020-07-21 12:51:51,044 INFO L268 CegarLoopResult]: For program point is_queue_emptyEXIT(lines 945 953) no Hoare annotation was computed. [2020-07-21 12:51:51,044 INFO L271 CegarLoopResult]: At program point is_queue_emptyENTRY(lines 945 953) the Hoare annotation is: true [2020-07-21 12:51:51,044 INFO L268 CegarLoopResult]: For program point is_queue_emptyFINAL(lines 945 953) no Hoare annotation was computed. [2020-07-21 12:51:51,044 INFO L268 CegarLoopResult]: For program point L785(lines 785 789) no Hoare annotation was computed. [2020-07-21 12:51:51,044 INFO L268 CegarLoopResult]: For program point setEmailSignKeyEXIT(lines 778 793) no Hoare annotation was computed. [2020-07-21 12:51:51,044 INFO L268 CegarLoopResult]: For program point L785-2(lines 778 793) no Hoare annotation was computed. [2020-07-21 12:51:51,044 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-07-21 12:51:51,045 INFO L268 CegarLoopResult]: For program point setEmailSignKeyENTRY(lines 778 793) no Hoare annotation was computed. [2020-07-21 12:51:51,045 INFO L268 CegarLoopResult]: For program point L2238(lines 2238 2284) no Hoare annotation was computed. [2020-07-21 12:51:51,045 INFO L268 CegarLoopResult]: For program point L2271(lines 2271 2277) no Hoare annotation was computed. [2020-07-21 12:51:51,045 INFO L268 CegarLoopResult]: For program point getClientKeyringPublicKeyEXIT(lines 2234 2287) no Hoare annotation was computed. [2020-07-21 12:51:51,045 INFO L268 CegarLoopResult]: For program point L2267(lines 2267 2278) no Hoare annotation was computed. [2020-07-21 12:51:51,045 INFO L268 CegarLoopResult]: For program point L2257(lines 2257 2263) no Hoare annotation was computed. [2020-07-21 12:51:51,045 INFO L268 CegarLoopResult]: For program point L2253(lines 2253 2264) no Hoare annotation was computed. [2020-07-21 12:51:51,045 INFO L268 CegarLoopResult]: For program point L2243(lines 2243 2249) no Hoare annotation was computed. [2020-07-21 12:51:51,045 INFO L268 CegarLoopResult]: For program point getClientKeyringPublicKeyFINAL(lines 2234 2287) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point L2239(lines 2239 2250) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point L2266(lines 2266 2282) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point getClientKeyringPublicKeyENTRY(lines 2234 2287) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point L2252(lines 2252 2283) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 386 395) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 386 395) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 386 395) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 1211 1313) no Hoare annotation was computed. [2020-07-21 12:51:51,046 INFO L268 CegarLoopResult]: For program point L1276(line 1276) no Hoare annotation was computed. [2020-07-21 12:51:51,047 INFO L268 CegarLoopResult]: For program point L1276-1(line 1276) no Hoare annotation was computed. [2020-07-21 12:51:51,047 INFO L268 CegarLoopResult]: For program point L1235(lines 1235 1239) no Hoare annotation was computed. [2020-07-21 12:51:51,047 INFO L268 CegarLoopResult]: For program point L1299(lines 1299 1310) no Hoare annotation was computed. [2020-07-21 12:51:51,047 INFO L268 CegarLoopResult]: For program point L1262(lines 1262 1266) no Hoare annotation was computed. [2020-07-21 12:51:51,047 INFO L268 CegarLoopResult]: For program point L1260-2(lines 1260 1280) no Hoare annotation was computed. [2020-07-21 12:51:51,047 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 1211 1313) no Hoare annotation was computed. [2020-07-21 12:51:51,047 INFO L268 CegarLoopResult]: For program point L1281(lines 1259 1282) no Hoare annotation was computed. [2020-07-21 12:51:51,047 INFO L268 CegarLoopResult]: For program point L1240(lines 1240 1256) no Hoare annotation was computed. [2020-07-21 12:51:51,047 INFO L268 CegarLoopResult]: For program point L1300(lines 1300 1307) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 1211 1313) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point L1261(lines 1260 1280) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point L1292(line 1292) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point L1292-1(line 1292) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point L1257(lines 1257 1298) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point getClientAddressBookAddressFINAL(lines 1827 1895) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point L1850(lines 1850 1891) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point getClientAddressBookAddressENTRY(lines 1827 1895) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point L1840(lines 1840 1846) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point L1869(lines 1869 1890) no Hoare annotation was computed. [2020-07-21 12:51:51,048 INFO L268 CegarLoopResult]: For program point L1836(lines 1836 1847) no Hoare annotation was computed. [2020-07-21 12:51:51,049 INFO L268 CegarLoopResult]: For program point L1832(lines 1832 1848) no Hoare annotation was computed. [2020-07-21 12:51:51,049 INFO L268 CegarLoopResult]: For program point L1859(lines 1859 1865) no Hoare annotation was computed. [2020-07-21 12:51:51,049 INFO L268 CegarLoopResult]: For program point L1855(lines 1855 1866) no Hoare annotation was computed. [2020-07-21 12:51:51,049 INFO L268 CegarLoopResult]: For program point L1851(lines 1851 1867) no Hoare annotation was computed. [2020-07-21 12:51:51,049 INFO L268 CegarLoopResult]: For program point getClientAddressBookAddressEXIT(lines 1827 1895) no Hoare annotation was computed. [2020-07-21 12:51:51,049 INFO L268 CegarLoopResult]: For program point L1878(lines 1878 1884) no Hoare annotation was computed. [2020-07-21 12:51:51,049 INFO L268 CegarLoopResult]: For program point L1874(lines 1874 1885) no Hoare annotation was computed. [2020-07-21 12:51:51,049 INFO L268 CegarLoopResult]: For program point L1870(lines 1870 1886) no Hoare annotation was computed. [2020-07-21 12:51:51,049 INFO L268 CegarLoopResult]: For program point L1831(lines 1831 1892) no Hoare annotation was computed. [2020-07-21 12:51:51,049 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:51,050 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:51:51,050 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:51,050 INFO L268 CegarLoopResult]: For program point setClientOutbufferEXIT(lines 1523 1542) no Hoare annotation was computed. [2020-07-21 12:51:51,050 INFO L268 CegarLoopResult]: For program point L1533(lines 1533 1537) no Hoare annotation was computed. [2020-07-21 12:51:51,050 INFO L268 CegarLoopResult]: For program point L1533-2(lines 1523 1542) no Hoare annotation was computed. [2020-07-21 12:51:51,050 INFO L268 CegarLoopResult]: For program point L1530(lines 1530 1538) no Hoare annotation was computed. [2020-07-21 12:51:51,050 INFO L268 CegarLoopResult]: For program point L1527(lines 1527 1539) no Hoare annotation was computed. [2020-07-21 12:51:51,050 INFO L268 CegarLoopResult]: For program point setClientOutbufferENTRY(lines 1523 1542) no Hoare annotation was computed. [2020-07-21 12:51:51,050 INFO L268 CegarLoopResult]: For program point L146-1(line 146) no Hoare annotation was computed. [2020-07-21 12:51:51,050 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 138 160) no Hoare annotation was computed. [2020-07-21 12:51:51,051 INFO L271 CegarLoopResult]: At program point setupENTRY(lines 138 160) the Hoare annotation is: true [2020-07-21 12:51:51,051 INFO L268 CegarLoopResult]: For program point setupFINAL(lines 138 160) no Hoare annotation was computed. [2020-07-21 12:51:51,051 INFO L264 CegarLoopResult]: At program point L154(line 154) the Hoare annotation is: (and (<= 2 ~rjh~0) (<= 3 ~chuck~0)) [2020-07-21 12:51:51,051 INFO L268 CegarLoopResult]: For program point L154-1(line 154) no Hoare annotation was computed. [2020-07-21 12:51:51,051 INFO L264 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (<= 2 ~rjh~0) [2020-07-21 12:51:51,051 INFO L268 CegarLoopResult]: For program point L150-1(line 150) no Hoare annotation was computed. [2020-07-21 12:51:51,051 INFO L271 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: true [2020-07-21 12:51:51,051 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:51,051 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-21 12:51:51,051 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:51,052 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:51,052 INFO L268 CegarLoopResult]: For program point getEmailFromFINAL(lines 496 514) no Hoare annotation was computed. [2020-07-21 12:51:51,052 INFO L268 CegarLoopResult]: For program point getEmailFromEXIT(lines 496 514) no Hoare annotation was computed. [2020-07-21 12:51:51,052 INFO L271 CegarLoopResult]: At program point getEmailFromENTRY(lines 496 514) the Hoare annotation is: true [2020-07-21 12:51:51,052 INFO L268 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2020-07-21 12:51:51,052 INFO L268 CegarLoopResult]: For program point L500(lines 500 511) no Hoare annotation was computed. [2020-07-21 12:51:51,052 INFO L268 CegarLoopResult]: For program point L2080(lines 2080 2088) no Hoare annotation was computed. [2020-07-21 12:51:51,052 INFO L268 CegarLoopResult]: For program point L2083-2(lines 2073 2092) no Hoare annotation was computed. [2020-07-21 12:51:51,052 INFO L268 CegarLoopResult]: For program point L2077(lines 2077 2089) no Hoare annotation was computed. [2020-07-21 12:51:51,052 INFO L268 CegarLoopResult]: For program point setClientKeyringSizeEXIT(lines 2073 2092) no Hoare annotation was computed. [2020-07-21 12:51:51,052 INFO L268 CegarLoopResult]: For program point setClientKeyringSizeENTRY(lines 2073 2092) no Hoare annotation was computed. [2020-07-21 12:51:51,053 INFO L268 CegarLoopResult]: For program point L2083(lines 2083 2087) no Hoare annotation was computed. [2020-07-21 12:51:51,053 INFO L268 CegarLoopResult]: For program point promptEXIT(lines 1025 1039) no Hoare annotation was computed. [2020-07-21 12:51:51,053 INFO L268 CegarLoopResult]: For program point promptENTRY(lines 1025 1039) no Hoare annotation was computed. [2020-07-21 12:51:51,053 INFO L268 CegarLoopResult]: For program point promptFINAL(lines 1025 1039) no Hoare annotation was computed. [2020-07-21 12:51:51,053 INFO L268 CegarLoopResult]: For program point queueFINAL(lines 935 944) no Hoare annotation was computed. [2020-07-21 12:51:51,053 INFO L271 CegarLoopResult]: At program point queueENTRY(lines 935 944) the Hoare annotation is: true [2020-07-21 12:51:51,053 INFO L268 CegarLoopResult]: For program point queueEXIT(lines 935 944) no Hoare annotation was computed. [2020-07-21 12:51:51,053 INFO L268 CegarLoopResult]: For program point L2465(lines 2465 2477) no Hoare annotation was computed. [2020-07-21 12:51:51,053 INFO L268 CegarLoopResult]: For program point setClientIdEXIT(lines 2461 2480) no Hoare annotation was computed. [2020-07-21 12:51:51,053 INFO L271 CegarLoopResult]: At program point setClientIdENTRY(lines 2461 2480) the Hoare annotation is: true [2020-07-21 12:51:51,054 INFO L268 CegarLoopResult]: For program point L2471(lines 2471 2475) no Hoare annotation was computed. [2020-07-21 12:51:51,054 INFO L268 CegarLoopResult]: For program point L2468(lines 2468 2476) no Hoare annotation was computed. [2020-07-21 12:51:51,054 INFO L268 CegarLoopResult]: For program point L2471-2(lines 2461 2480) no Hoare annotation was computed. [2020-07-21 12:51:51,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:51:51 BoogieIcfgContainer [2020-07-21 12:51:51,072 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:51:51,074 INFO L168 Benchmark]: Toolchain (without parser) took 103741.59 ms. Allocated memory was 142.6 MB in the beginning and 2.7 GB in the end (delta: 2.6 GB). Free memory was 97.6 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. [2020-07-21 12:51:51,074 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 142.6 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:51:51,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1035.85 ms. Allocated memory was 142.6 MB in the beginning and 197.7 MB in the end (delta: 55.1 MB). Free memory was 97.2 MB in the beginning and 145.1 MB in the end (delta: -47.9 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:51,075 INFO L168 Benchmark]: Boogie Preprocessor took 202.42 ms. Allocated memory is still 197.7 MB. Free memory was 145.1 MB in the beginning and 136.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:51,075 INFO L168 Benchmark]: RCFGBuilder took 2040.66 ms. Allocated memory was 197.7 MB in the beginning and 257.9 MB in the end (delta: 60.3 MB). Free memory was 136.9 MB in the beginning and 204.3 MB in the end (delta: -67.3 MB). Peak memory consumption was 99.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:51,076 INFO L168 Benchmark]: TraceAbstraction took 100457.16 ms. Allocated memory was 257.9 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 204.3 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. [2020-07-21 12:51:51,078 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 142.6 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1035.85 ms. Allocated memory was 142.6 MB in the beginning and 197.7 MB in the end (delta: 55.1 MB). Free memory was 97.2 MB in the beginning and 145.1 MB in the end (delta: -47.9 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 202.42 ms. Allocated memory is still 197.7 MB. Free memory was 145.1 MB in the beginning and 136.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2040.66 ms. Allocated memory was 197.7 MB in the beginning and 257.9 MB in the end (delta: 60.3 MB). Free memory was 136.9 MB in the beginning and 204.3 MB in the end (delta: -67.3 MB). Peak memory consumption was 99.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 100457.16 ms. Allocated memory was 257.9 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 204.3 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: 59.6s, OverallIterations: 24, TraceHistogramMax: 5, AutomataDifference: 20.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 40.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5998 SDtfs, 1679 SDslu, 17697 SDs, 0 SdLazy, 1836 SolverSat, 167 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3618 GetRequests, 3498 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44816occurred in iteration=23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 18.9s AutomataMinimizationTime, 24 MinimizatonAttempts, 41 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 85 LocationsWithAnnotation, 6743 PreInvPairs, 31523 NumberOfFragments, 824 HoareAnnotationTreeSize, 6743 FomulaSimplifications, 634728 FormulaSimplificationTreeSizeReduction, 39.1s HoareSimplificationTime, 85 FomulaSimplificationsInter, 2086 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.7s SsaConstructionTime, 7.8s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 3471 NumberOfCodeBlocks, 2486 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 3577 ConstructedInterpolants, 0 QuantifiedInterpolants, 629729 SizeOfPredicates, 47 NumberOfNonLiveVariables, 40374 ConjunctsInSsa, 126 ConjunctsInUnsatCore, 25 InterpolantComputations, 23 PerfectInterpolantSequences, 445/449 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...