/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:55:46,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:55:46,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:55:46,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:55:46,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:55:46,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:55:46,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:55:46,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:55:46,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:55:46,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:55:46,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:55:46,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:55:46,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:55:46,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:55:46,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:55:46,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:55:46,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:55:46,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:55:46,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:55:46,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:55:46,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:55:46,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:55:46,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:55:46,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:55:46,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:55:46,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:55:46,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:55:46,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:55:46,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:55:46,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:55:46,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:55:46,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:55:46,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:55:46,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:55:46,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:55:46,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:55:46,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:55:46,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:55:46,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:55:46,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:55:46,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:55:46,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 15:55:46,614 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:55:46,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:55:46,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:55:46,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:55:46,620 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:55:46,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:55:46,620 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:55:46,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:55:46,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:55:46,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:55:46,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:55:46,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:55:46,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:55:46,623 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:55:46,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:55:46,623 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:55:46,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:55:46,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:55:46,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:55:46,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:55:46,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:55:46,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:55:46,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:55:46,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:55:46,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:55:46,625 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:55:46,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:55:46,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:55:46,626 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:55:46,626 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:55:47,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:55:47,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:55:47,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:55:47,074 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:55:47,074 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:55:47,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c [2020-10-28 15:55:47,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c7abb40bd/7a95608c22f04899b39ae580b508350b/FLAG06e735c04 [2020-10-28 15:55:47,961 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:55:47,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c [2020-10-28 15:55:48,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c7abb40bd/7a95608c22f04899b39ae580b508350b/FLAG06e735c04 [2020-10-28 15:55:48,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c7abb40bd/7a95608c22f04899b39ae580b508350b [2020-10-28 15:55:48,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:55:48,196 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:55:48,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:55:48,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:55:48,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:55:48,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:55:48" (1/1) ... [2020-10-28 15:55:48,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d52fbb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:48, skipping insertion in model container [2020-10-28 15:55:48,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:55:48" (1/1) ... [2020-10-28 15:55:48,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:55:48,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:55:49,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:55:49,070 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:55:49,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:55:49,339 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:55:49,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:49 WrapperNode [2020-10-28 15:55:49,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:55:49,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:55:49,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:55:49,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:55:49,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:49" (1/1) ... [2020-10-28 15:55:49,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:49" (1/1) ... [2020-10-28 15:55:49,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:49" (1/1) ... [2020-10-28 15:55:49,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:49" (1/1) ... [2020-10-28 15:55:49,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:49" (1/1) ... [2020-10-28 15:55:49,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:49" (1/1) ... [2020-10-28 15:55:49,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:49" (1/1) ... [2020-10-28 15:55:49,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:55:49,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:55:49,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:55:49,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:55:49,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:49" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-28 15:55:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:55:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:55:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:55:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:55:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-28 15:55:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-28 15:55:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-28 15:55:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-28 15:55:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-28 15:55:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-28 15:55:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-28 15:55:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-28 15:55:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-28 15:55:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-28 15:55:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-28 15:55:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-28 15:55:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-28 15:55:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-28 15:55:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-28 15:55:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-28 15:55:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-28 15:55:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-28 15:55:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-28 15:55:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-28 15:55:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-28 15:55:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-28 15:55:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-28 15:55:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-28 15:55:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-28 15:55:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-28 15:55:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-28 15:55:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-28 15:55:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-28 15:55:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-28 15:55:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-28 15:55:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-28 15:55:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-28 15:55:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-28 15:55:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-28 15:55:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-28 15:55:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-28 15:55:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-28 15:55:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-28 15:55:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-28 15:55:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-28 15:55:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-28 15:55:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-28 15:55:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-28 15:55:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-28 15:55:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-28 15:55:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-28 15:55:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-28 15:55:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-28 15:55:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-28 15:55:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-28 15:55:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-28 15:55:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-28 15:55:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-28 15:55:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-28 15:55:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:55:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:55:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-28 15:55:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-28 15:55:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-28 15:55:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-28 15:55:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-28 15:55:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-28 15:55:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-28 15:55:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-28 15:55:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-28 15:55:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-28 15:55:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-28 15:55:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-28 15:55:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-28 15:55:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-28 15:55:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-28 15:55:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-28 15:55:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-28 15:55:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-28 15:55:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-28 15:55:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-28 15:55:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:55:49,653 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:55:49,653 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:55:49,653 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:55:49,653 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:55:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:55:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:55:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:55:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:55:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:55:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:55:49,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:55:49,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-28 15:55:49,655 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-28 15:55:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:55:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:55:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:55:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:55:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:55:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-28 15:55:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-28 15:55:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-28 15:55:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-28 15:55:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-28 15:55:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-28 15:55:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-28 15:55:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-28 15:55:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-28 15:55:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-28 15:55:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-28 15:55:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-28 15:55:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-28 15:55:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-28 15:55:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-28 15:55:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-28 15:55:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-28 15:55:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-28 15:55:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-28 15:55:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-28 15:55:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-28 15:55:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-28 15:55:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-28 15:55:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-28 15:55:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-28 15:55:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-28 15:55:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-28 15:55:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-28 15:55:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-28 15:55:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-28 15:55:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-28 15:55:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-28 15:55:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-28 15:55:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-28 15:55:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-28 15:55:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-28 15:55:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-28 15:55:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-28 15:55:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-28 15:55:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-28 15:55:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-28 15:55:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-28 15:55:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-28 15:55:49,677 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-28 15:55:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-28 15:55:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-28 15:55:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-28 15:55:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-28 15:55:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-28 15:55:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-28 15:55:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:55:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-28 15:55:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:55:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:55:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:55:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-28 15:55:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-28 15:55:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-28 15:55:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-28 15:55:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-28 15:55:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-28 15:55:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-28 15:55:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-28 15:55:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-28 15:55:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-28 15:55:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:55:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:55:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:55:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-28 15:55:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-28 15:55:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-28 15:55:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-28 15:55:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-28 15:55:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-28 15:55:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-28 15:55:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-28 15:55:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-28 15:55:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-28 15:55:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-28 15:55:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-28 15:55:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-28 15:55:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-28 15:55:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-28 15:55:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-28 15:55:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:55:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:55:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:55:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:55:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:55:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:55:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:55:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:55:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:55:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:55:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:55:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:55:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:55:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:55:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:55:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:55:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:55:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-28 15:55:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:55:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:55:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:55:52,031 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:55:52,032 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 15:55:52,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:55:52 BoogieIcfgContainer [2020-10-28 15:55:52,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:55:52,037 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:55:52,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:55:52,041 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:55:52,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:55:48" (1/3) ... [2020-10-28 15:55:52,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@761a1e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:55:52, skipping insertion in model container [2020-10-28 15:55:52,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:55:49" (2/3) ... [2020-10-28 15:55:52,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@761a1e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:55:52, skipping insertion in model container [2020-10-28 15:55:52,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:55:52" (3/3) ... [2020-10-28 15:55:52,044 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product07.cil.c [2020-10-28 15:55:52,057 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:55:52,063 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:55:52,077 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:55:52,105 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:55:52,105 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:55:52,106 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:55:52,106 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:55:52,106 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:55:52,106 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:55:52,106 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:55:52,106 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:55:52,132 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states. [2020-10-28 15:55:52,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-28 15:55:52,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:55:52,151 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] [2020-10-28 15:55:52,152 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:55:52,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:55:52,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1688111677, now seen corresponding path program 1 times [2020-10-28 15:55:52,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:55:52,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1489617123] [2020-10-28 15:55:52,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:55:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:55:52,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:55:52,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:55:53,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:55:56,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:55:57,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:55:57,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:55:57,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-28 15:55:57,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:55:57,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5271 [2020-10-28 15:55:57,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:55:57,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:55:57,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:55:57,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-28 15:55:57,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:55:57,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:56:00,007 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-28 15:56:00,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:56:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:00,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:00,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:00,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:00,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-28 15:56:00,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:00,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:00,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:00,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:56:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:00,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:00,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:56:00,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:00,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:00,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:00,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:00,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:00,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:00,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:00,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:00,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:56:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:00,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:00,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:56:00,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:00,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:00,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:00,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:00,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:00,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:00,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:00,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:56:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:00,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:00,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:00,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:00,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:56:00,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:00,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:00,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:00,283 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-10-28 15:56:00,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:56:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:00,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:00,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:56:00,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:56:00,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 601 [2020-10-28 15:56:00,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:00,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:00,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:00,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:00,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:00,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:00,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:00,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:00,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:00,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:00,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:56:00,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:00,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:00,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:00,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:00,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:00,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:00,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:00,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:00,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:00,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:00,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:00,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:00,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:00,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:00,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:00,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:00,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:00,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:56:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:00,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:00,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:00,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:00,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:56:00,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:00,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:00,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:00,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:00,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:00,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:00,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:00,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:00,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:00,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:00,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:00,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:00,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:00,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:00,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:00,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:00,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:00,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:56:00,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:00,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:00,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:00,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:00,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:00,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:56:00,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:00,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:00,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:01,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:01,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:01,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:01,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:01,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:56:01,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-28 15:56:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:56:01,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 15:56:01,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:56:01,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:01,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:01,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:01,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:01,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:01,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:56:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:01,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:01,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:01,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 15:56:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:01,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:01,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:01,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:01,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 15:56:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:01,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:01,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:01,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:01,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 15:56:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:01,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:01,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:01,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:01,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 15:56:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:01,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:01,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:01,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:01,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 15:56:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:56:01,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:56:01,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:56:01,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:01,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:01,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:01,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:01,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 15:56:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:01,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:01,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:01,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-28 15:56:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:01,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:01,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:01,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:01,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:01,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:01,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:01,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:01,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:01,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:56:01,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:01,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:56:01,287 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 15:56:01,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1489617123] [2020-10-28 15:56:01,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:56:01,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 15:56:01,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14915810] [2020-10-28 15:56:01,297 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 15:56:01,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:56:01,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 15:56:01,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-28 15:56:01,315 INFO L87 Difference]: Start difference. First operand 317 states. Second operand 8 states. [2020-10-28 15:56:10,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:56:10,138 INFO L93 Difference]: Finished difference Result 677 states and 1011 transitions. [2020-10-28 15:56:10,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 15:56:10,146 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 135 [2020-10-28 15:56:10,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:56:10,165 INFO L225 Difference]: With dead ends: 677 [2020-10-28 15:56:10,165 INFO L226 Difference]: Without dead ends: 454 [2020-10-28 15:56:10,172 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2020-10-28 15:56:10,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2020-10-28 15:56:10,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 288. [2020-10-28 15:56:10,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 288 states. [2020-10-28 15:56:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 386 transitions. [2020-10-28 15:56:10,450 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 386 transitions. Word has length 135 [2020-10-28 15:56:10,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:56:10,452 INFO L481 AbstractCegarLoop]: Abstraction has 288 states and 386 transitions. [2020-10-28 15:56:10,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 15:56:10,452 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 386 transitions. [2020-10-28 15:56:10,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-28 15:56:10,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:56:10,466 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] [2020-10-28 15:56:10,467 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:56:10,467 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:56:10,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:56:10,468 INFO L82 PathProgramCache]: Analyzing trace with hash -2076672402, now seen corresponding path program 1 times [2020-10-28 15:56:10,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:56:10,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2038331991] [2020-10-28 15:56:10,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:56:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:10,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:10,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:10,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:11,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:13,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:15,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:15,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-28 15:56:15,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:56:15,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 15:56:15,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:15,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:15,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:56:15,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:56:15,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 15:56:15,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:17,568 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-28 15:56:17,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:56:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:17,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:17,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:17,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:17,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:17,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-28 15:56:17,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:17,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:17,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:17,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:17,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:17,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:17,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:56:17,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:17,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:17,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:17,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:56:17,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:17,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:17,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:17,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:17,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:17,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:17,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:17,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:17,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:56:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:17,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:17,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:17,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:56:17,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:17,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:17,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:17,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:17,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:17,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:17,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:17,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:17,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:56:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:17,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:17,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:17,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:17,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:17,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:17,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:17,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:17,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:17,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:17,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:17,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:17,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:56:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:17,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:17,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:17,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:56:18,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:56:18,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 503 [2020-10-28 15:56:18,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:18,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:18,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:56:18,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:18,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:18,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:18,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:18,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:56:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:18,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:56:18,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:18,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:18,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:18,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:18,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:56:18,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:56:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:18,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:56:18,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:18,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:18,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:18,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:18,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 15:56:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:56:18,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:56:18,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:56:18,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:18,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:18,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:18,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:56:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:18,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:18,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:18,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 15:56:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:18,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:56:18,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 15:56:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:18,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:18,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:18,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 15:56:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:18,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:56:18,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:18,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 15:56:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:18,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:18,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:18,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 15:56:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:56:18,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:56:18,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:56:18,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:18,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:18,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:18,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 15:56:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:18,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:18,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:18,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 15:56:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:18,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:18,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:18,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:18,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:18,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:18,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:18,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:18,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:18,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:56:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:18,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 15:56:18,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2038331991] [2020-10-28 15:56:18,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:56:18,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:56:18,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145777891] [2020-10-28 15:56:18,567 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:56:18,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:56:18,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:56:18,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:56:18,569 INFO L87 Difference]: Start difference. First operand 288 states and 386 transitions. Second operand 9 states. [2020-10-28 15:56:21,723 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:56:29,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:56:29,574 INFO L93 Difference]: Finished difference Result 617 states and 877 transitions. [2020-10-28 15:56:29,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 15:56:29,575 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 136 [2020-10-28 15:56:29,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:56:29,582 INFO L225 Difference]: With dead ends: 617 [2020-10-28 15:56:29,582 INFO L226 Difference]: Without dead ends: 457 [2020-10-28 15:56:29,585 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2020-10-28 15:56:29,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2020-10-28 15:56:29,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 290. [2020-10-28 15:56:29,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2020-10-28 15:56:29,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 388 transitions. [2020-10-28 15:56:29,788 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 388 transitions. Word has length 136 [2020-10-28 15:56:29,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:56:29,788 INFO L481 AbstractCegarLoop]: Abstraction has 290 states and 388 transitions. [2020-10-28 15:56:29,789 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:56:29,789 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2020-10-28 15:56:29,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-28 15:56:29,791 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:56:29,791 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:56:29,792 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:56:29,792 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:56:29,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:56:29,793 INFO L82 PathProgramCache]: Analyzing trace with hash -979367918, now seen corresponding path program 1 times [2020-10-28 15:56:29,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:56:29,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1625597966] [2020-10-28 15:56:29,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:56:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:29,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:29,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:30,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:31,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:31,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:34,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:34,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-28 15:56:34,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:56:34,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:56:34,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:34,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:34,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:56:34,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:56:34,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:56:34,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:36,968 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-28 15:56:36,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:56:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:37,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-28 15:56:37,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:56:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:56:37,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:56:37,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:56:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:56:37,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:56:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:37,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:56:37,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:56:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:56:37,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:56:37,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 372 [2020-10-28 15:56:37,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:37,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:37,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:37,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:37,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:37,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:37,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:56:37,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:37,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:37,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:37,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:37,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:37,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:56:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:37,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:37,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:37,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:37,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:37,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 15:56:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:56:37,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:56:37,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:56:37,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:37,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:56:37,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:37,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:37,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 15:56:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:37,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:37,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 15:56:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:37,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:37,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:37,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 15:56:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:37,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:37,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:37,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:37,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 15:56:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:37,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:37,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 15:56:37,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:56:37,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:37,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:56:37,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:37,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:37,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 15:56:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:37,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:37,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:56:37,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-28 15:56:37,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:37,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:37,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:37,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:37,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:37,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:37,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:37,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:37,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:37,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:56:37,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:37,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:37,833 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 15:56:37,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1625597966] [2020-10-28 15:56:37,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:56:37,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:56:37,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762338738] [2020-10-28 15:56:37,837 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:56:37,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:56:37,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:56:37,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:56:37,839 INFO L87 Difference]: Start difference. First operand 290 states and 388 transitions. Second operand 10 states. [2020-10-28 15:56:40,957 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:56:42,846 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:56:51,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:56:51,097 INFO L93 Difference]: Finished difference Result 652 states and 939 transitions. [2020-10-28 15:56:51,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 15:56:51,097 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 141 [2020-10-28 15:56:51,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:56:51,107 INFO L225 Difference]: With dead ends: 652 [2020-10-28 15:56:51,107 INFO L226 Difference]: Without dead ends: 492 [2020-10-28 15:56:51,109 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=98, Invalid=174, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:56:51,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2020-10-28 15:56:51,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 319. [2020-10-28 15:56:51,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2020-10-28 15:56:51,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 441 transitions. [2020-10-28 15:56:51,274 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 441 transitions. Word has length 141 [2020-10-28 15:56:51,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:56:51,274 INFO L481 AbstractCegarLoop]: Abstraction has 319 states and 441 transitions. [2020-10-28 15:56:51,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:56:51,274 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 441 transitions. [2020-10-28 15:56:51,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-28 15:56:51,277 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:56:51,277 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:56:51,278 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:56:51,278 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:56:51,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:56:51,278 INFO L82 PathProgramCache]: Analyzing trace with hash 744547566, now seen corresponding path program 2 times [2020-10-28 15:56:51,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:56:51,279 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1435206576] [2020-10-28 15:56:51,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:56:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:51,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:51,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:51,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:51,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:55,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:56,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:56,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:56,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-28 15:56:56,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:56:56,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5048 [2020-10-28 15:56:56,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:56,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:56,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:56:56,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-28 15:56:56,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:56:56,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,403 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-28 15:56:58,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:56:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:58,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 15:56:58,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:56:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:56:58,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:56:58,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:56:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:56:58,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:56:58,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:56:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:58,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:56:58,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:56:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:56:58,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:56:58,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 332 [2020-10-28 15:56:58,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:58,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:58,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:58,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:58,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:56:58,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:56:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:58,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:58,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:58,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:58,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:56:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:56:58,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:58,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:58,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:58,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 15:56:58,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:56:58,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:56:58,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:56:58,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:58,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:58,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:58,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:56:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:58,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:58,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:58,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:58,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:58,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:58,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:58,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:58,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:58,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:58,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:58,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:59,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-28 15:56:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:59,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:59,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:59,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:59,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:59,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:59,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:59,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:59,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:59,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:59,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:59,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:59,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 15:56:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:59,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:59,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:59,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:59,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:59,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:59,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:59,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:59,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:59,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:59,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:59,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:59,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 15:56:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:59,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:59,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:59,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:59,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:59,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:59,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:59,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:59,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:59,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 15:56:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:59,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:59,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:59,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:59,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:59,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:59,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:59,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:59,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:59,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:59,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:59,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:59,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 15:56:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:59,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:59,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:59,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:56:59,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:59,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:56:59,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:59,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:59,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:59,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:56:59,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:59,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:59,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:56:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:59,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:59,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:59,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:59,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:59,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:59,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:59,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:56:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:59,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:59,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-28 15:56:59,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:59,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:59,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:59,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:56:59,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:59,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:59,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:59,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:59,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:59,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:56:59,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:59,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:59,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 15:56:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:56:59,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:56:59,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:56:59,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:56:59,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:56:59,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:56:59,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:56:59,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:56:59,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:56:59,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:56:59,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:56:59,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:56:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 15:56:59,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1435206576] [2020-10-28 15:56:59,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:56:59,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:56:59,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850824238] [2020-10-28 15:56:59,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:56:59,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:56:59,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:56:59,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:56:59,094 INFO L87 Difference]: Start difference. First operand 319 states and 441 transitions. Second operand 9 states. [2020-10-28 15:57:02,643 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:57:12,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:57:12,083 INFO L93 Difference]: Finished difference Result 789 states and 1180 transitions. [2020-10-28 15:57:12,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:57:12,084 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 146 [2020-10-28 15:57:12,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:57:12,090 INFO L225 Difference]: With dead ends: 789 [2020-10-28 15:57:12,090 INFO L226 Difference]: Without dead ends: 549 [2020-10-28 15:57:12,092 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:57:12,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2020-10-28 15:57:12,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 349. [2020-10-28 15:57:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2020-10-28 15:57:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 494 transitions. [2020-10-28 15:57:12,260 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 494 transitions. Word has length 146 [2020-10-28 15:57:12,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:57:12,261 INFO L481 AbstractCegarLoop]: Abstraction has 349 states and 494 transitions. [2020-10-28 15:57:12,261 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:57:12,261 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 494 transitions. [2020-10-28 15:57:12,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-28 15:57:12,264 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:57:12,264 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-28 15:57:12,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:57:12,264 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:57:12,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:57:12,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1164862468, now seen corresponding path program 1 times [2020-10-28 15:57:12,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:57:12,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [895829326] [2020-10-28 15:57:12,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:57:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:12,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:12,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:12,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:12,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:14,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:14,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:17,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:17,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-28 15:57:17,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:57:17,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 15:57:17,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:17,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:17,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:57:17,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:57:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 15:57:17,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,275 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-28 15:57:19,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:57:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:57:19,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 15:57:19,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:57:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:57:19,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:19,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:57:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:57:19,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:19,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:57:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:57:19,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:19,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:57:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:57:19,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:57:19,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 274 [2020-10-28 15:57:19,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:57:19,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:19,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:19,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:57:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:57:19,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:19,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:57:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:57:19,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:19,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:19,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 15:57:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:57:19,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:57:19,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:57:19,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:19,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:57:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:19,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 15:57:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:19,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:57:19,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 15:57:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:19,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:57:19,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 15:57:19,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:19,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:57:19,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:57:19,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:57:19,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 15:57:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:19,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:57:19,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-28 15:57:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:57:19,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:57:19,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:57:19,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:57:19,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:19,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:57:19,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:19,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 15:57:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:19,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:57:19,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-28 15:57:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:19,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:19,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:19,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:57:19,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:19,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:19,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:19,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:19,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:19,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:57:19,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:19,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:19,925 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 15:57:19,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [895829326] [2020-10-28 15:57:19,926 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:57:19,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:57:19,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855020489] [2020-10-28 15:57:19,927 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:57:19,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:57:19,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:57:19,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:57:19,928 INFO L87 Difference]: Start difference. First operand 349 states and 494 transitions. Second operand 9 states. [2020-10-28 15:57:23,270 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:57:32,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:57:32,703 INFO L93 Difference]: Finished difference Result 945 states and 1468 transitions. [2020-10-28 15:57:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:57:32,708 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 148 [2020-10-28 15:57:32,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:57:32,721 INFO L225 Difference]: With dead ends: 945 [2020-10-28 15:57:32,722 INFO L226 Difference]: Without dead ends: 655 [2020-10-28 15:57:32,724 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:57:32,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 655 states. [2020-10-28 15:57:32,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 655 to 402. [2020-10-28 15:57:32,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-10-28 15:57:32,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 588 transitions. [2020-10-28 15:57:32,979 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 588 transitions. Word has length 148 [2020-10-28 15:57:32,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:57:32,979 INFO L481 AbstractCegarLoop]: Abstraction has 402 states and 588 transitions. [2020-10-28 15:57:32,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:57:32,980 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 588 transitions. [2020-10-28 15:57:32,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-28 15:57:32,982 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:57:32,983 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-28 15:57:32,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 15:57:32,983 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:57:32,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:57:32,984 INFO L82 PathProgramCache]: Analyzing trace with hash 1763319979, now seen corresponding path program 1 times [2020-10-28 15:57:32,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:57:32,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [565769826] [2020-10-28 15:57:32,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:57:33,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:33,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:33,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:33,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:33,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:38,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:38,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 15:57:38,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:57:38,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-28 15:57:38,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:38,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:38,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:57:38,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:57:38,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 15:57:38,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,121 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-28 15:57:40,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:57:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:57:40,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 15:57:40,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:57:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:57:40,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:40,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:57:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:57:40,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:40,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:57:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:57:40,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:40,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:57:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:57:40,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:57:40,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-28 15:57:40,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:57:40,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:57:40,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:40,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:40,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:57:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:57:40,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:40,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:40,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:40,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:57:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:57:40,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:57:40,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:40,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:40,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 15:57:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:57:40,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:57:40,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:57:40,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:40,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:40,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:57:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:40,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:40,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 15:57:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:40,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:40,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:57:40,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 15:57:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:40,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:40,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:57:40,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 15:57:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:40,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:40,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:57:40,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 15:57:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:40,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:40,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:57:40,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 15:57:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:57:40,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:57:40,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:57:40,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:57:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:57:40,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:40,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:57:40,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 15:57:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:57:40,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:40,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:57:40,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 15:57:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:57:40,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:57:40,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:57:40,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:57:40,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:57:40,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:57:40,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:57:40,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:57:40,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:57:40,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:57:40,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:57:40,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:57:40,669 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 15:57:40,670 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [565769826] [2020-10-28 15:57:40,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:57:40,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 15:57:40,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062108371] [2020-10-28 15:57:40,671 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:57:40,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:57:40,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:57:40,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:57:40,672 INFO L87 Difference]: Start difference. First operand 402 states and 588 transitions. Second operand 11 states. [2020-10-28 15:57:44,385 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:57:46,379 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:57:48,513 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:57:59,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:57:59,985 INFO L93 Difference]: Finished difference Result 970 states and 1519 transitions. [2020-10-28 15:57:59,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 15:57:59,987 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 149 [2020-10-28 15:57:59,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:57:59,994 INFO L225 Difference]: With dead ends: 970 [2020-10-28 15:57:59,994 INFO L226 Difference]: Without dead ends: 810 [2020-10-28 15:57:59,995 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=136, Invalid=244, Unknown=0, NotChecked=0, Total=380 [2020-10-28 15:57:59,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2020-10-28 15:58:00,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 487. [2020-10-28 15:58:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2020-10-28 15:58:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 739 transitions. [2020-10-28 15:58:00,279 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 739 transitions. Word has length 149 [2020-10-28 15:58:00,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:58:00,279 INFO L481 AbstractCegarLoop]: Abstraction has 487 states and 739 transitions. [2020-10-28 15:58:00,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:58:00,280 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 739 transitions. [2020-10-28 15:58:00,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-28 15:58:00,283 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:58:00,283 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] [2020-10-28 15:58:00,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 15:58:00,284 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:58:00,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:58:00,284 INFO L82 PathProgramCache]: Analyzing trace with hash 311608396, now seen corresponding path program 1 times [2020-10-28 15:58:00,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:58:00,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [84093653] [2020-10-28 15:58:00,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:58:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:00,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:00,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:00,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:00,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:00,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:00,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:00,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:00,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:00,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:00,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:01,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:01,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:01,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:02,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:05,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:05,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 15:58:05,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 15:58:05,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 15:58:05,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:05,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:05,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:58:05,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:58:05,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 15:58:05,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,248 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-28 15:58:07,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:58:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:07,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 15:58:07,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:58:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:58:07,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:07,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:58:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:58:07,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:07,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:58:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:07,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:07,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:58:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:58:07,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:58:07,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 168 [2020-10-28 15:58:07,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:58:07,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:58:07,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:07,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:07,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:58:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:58:07,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:58:07,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:07,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:07,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:58:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:58:07,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:58:07,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:07,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:07,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 15:58:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:58:07,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:58:07,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:58:07,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:07,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:07,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:58:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:07,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:07,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 15:58:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:07,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:07,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:07,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 15:58:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:07,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:07,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:07,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 15:58:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:07,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:07,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:07,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 15:58:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:07,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:07,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 15:58:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:58:07,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:07,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:58:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:07,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:07,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:07,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 15:58:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:07,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:07,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:07,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 15:58:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:07,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:07,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:07,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:07,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:07,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:07,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:07,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:07,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:07,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:58:07,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:07,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:07,725 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 15:58:07,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [84093653] [2020-10-28 15:58:07,726 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:58:07,726 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:58:07,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836642207] [2020-10-28 15:58:07,726 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:58:07,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:58:07,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:58:07,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:58:07,727 INFO L87 Difference]: Start difference. First operand 487 states and 739 transitions. Second operand 9 states. [2020-10-28 15:58:10,767 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:58:18,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:58:18,999 INFO L93 Difference]: Finished difference Result 1209 states and 1958 transitions. [2020-10-28 15:58:19,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:58:19,000 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 149 [2020-10-28 15:58:19,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:58:19,008 INFO L225 Difference]: With dead ends: 1209 [2020-10-28 15:58:19,008 INFO L226 Difference]: Without dead ends: 1049 [2020-10-28 15:58:19,009 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:58:19,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1049 states. [2020-10-28 15:58:19,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1049 to 625. [2020-10-28 15:58:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 625 states. [2020-10-28 15:58:19,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 977 transitions. [2020-10-28 15:58:19,398 INFO L78 Accepts]: Start accepts. Automaton has 625 states and 977 transitions. Word has length 149 [2020-10-28 15:58:19,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:58:19,400 INFO L481 AbstractCegarLoop]: Abstraction has 625 states and 977 transitions. [2020-10-28 15:58:19,400 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:58:19,400 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 977 transitions. [2020-10-28 15:58:19,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-28 15:58:19,404 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:58:19,404 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, 1] [2020-10-28 15:58:19,404 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 15:58:19,405 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:58:19,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:58:19,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1614421931, now seen corresponding path program 1 times [2020-10-28 15:58:19,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:58:19,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [825509633] [2020-10-28 15:58:19,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:58:19,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:19,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:19,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:19,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:19,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:19,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:19,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:19,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:19,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:19,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:19,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:20,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:20,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:21,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:24,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:24,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-28 15:58:24,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 15:58:24,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 15:58:24,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:24,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:24,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:58:24,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:58:24,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:58:24,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,342 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-28 15:58:26,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:58:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:26,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 15:58:26,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:58:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:58:26,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:26,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:58:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:58:26,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:26,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:58:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:26,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:26,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:58:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:58:26,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:58:26,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 206 [2020-10-28 15:58:26,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:58:26,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:58:26,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:26,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:26,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:58:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:58:26,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:26,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:26,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:26,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:58:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:58:26,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:26,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:26,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:26,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 15:58:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:58:26,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:58:26,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:58:26,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:26,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:26,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:58:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:26,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:26,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 15:58:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:26,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:26,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:26,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 15:58:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:26,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:26,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:26,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 15:58:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:26,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 15:58:26,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:26,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 15:58:26,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-28 15:58:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:26,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:26,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:26,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 15:58:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:58:26,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:26,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:58:26,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:26,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:26,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:26,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 15:58:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:26,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:26,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:26,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-28 15:58:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:26,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:26,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:26,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:26,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:26,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:26,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:26,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:26,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:26,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:58:26,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:26,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:26,889 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 15:58:26,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [825509633] [2020-10-28 15:58:26,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:58:26,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:58:26,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466096284] [2020-10-28 15:58:26,891 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:58:26,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:58:26,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:58:26,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:58:26,892 INFO L87 Difference]: Start difference. First operand 625 states and 977 transitions. Second operand 9 states. [2020-10-28 15:58:29,811 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:58:39,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:58:39,976 INFO L93 Difference]: Finished difference Result 1864 states and 3119 transitions. [2020-10-28 15:58:39,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:58:39,977 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 150 [2020-10-28 15:58:39,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:58:39,986 INFO L225 Difference]: With dead ends: 1864 [2020-10-28 15:58:39,986 INFO L226 Difference]: Without dead ends: 1499 [2020-10-28 15:58:39,988 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:58:39,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1499 states. [2020-10-28 15:58:40,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1499 to 865. [2020-10-28 15:58:40,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 865 states. [2020-10-28 15:58:40,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 1389 transitions. [2020-10-28 15:58:40,640 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 1389 transitions. Word has length 150 [2020-10-28 15:58:40,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:58:40,640 INFO L481 AbstractCegarLoop]: Abstraction has 865 states and 1389 transitions. [2020-10-28 15:58:40,641 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:58:40,641 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1389 transitions. [2020-10-28 15:58:40,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-28 15:58:40,644 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:58:40,644 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, 1, 1] [2020-10-28 15:58:40,645 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 15:58:40,645 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:58:40,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:58:40,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1890360458, now seen corresponding path program 1 times [2020-10-28 15:58:40,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:58:40,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1159207352] [2020-10-28 15:58:40,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:58:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:40,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:40,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:40,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:40,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:41,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:41,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:41,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:41,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:41,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:41,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:41,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:42,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:45,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:45,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-28 15:58:45,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-28 15:58:45,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 15:58:45,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:45,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:45,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:58:45,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:58:45,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:58:45,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,562 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-28 15:58:47,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:58:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:47,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 15:58:47,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:58:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:58:47,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:47,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:58:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:58:47,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:47,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:58:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:47,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:47,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:58:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:58:47,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:58:47,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 184 [2020-10-28 15:58:47,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:58:47,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:58:47,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:47,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:47,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:58:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:58:47,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:58:47,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:47,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:47,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:58:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:58:47,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:58:47,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:47,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:47,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:47,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 15:58:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:58:47,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:58:47,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:58:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:47,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:47,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:58:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:47,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:47,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:47,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 15:58:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:47,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:47,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:47,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 15:58:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:47,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:47,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:47,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 15:58:47,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:47,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:47,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:47,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 15:58:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:47,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:47,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:47,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 15:58:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:47,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:47,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:47,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:58:47,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:47,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:58:47,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:47,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:47,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:47,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:58:47,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:47,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:47,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:58:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:48,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:48,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:48,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:48,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:48,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:48,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:48,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:48,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:48,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:58:48,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:48,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:48,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 15:58:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:48,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:48,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:48,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:58:48,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:48,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:48,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:48,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:58:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:48,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:48,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-28 15:58:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:58:48,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:58:48,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:58:48,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:58:48,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:58:48,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:58:48,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:58:48,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:58:48,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:58:48,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:58:48,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:58:48,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:58:48,042 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 15:58:48,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1159207352] [2020-10-28 15:58:48,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:58:48,043 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:58:48,043 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293048667] [2020-10-28 15:58:48,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:58:48,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:58:48,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:58:48,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:58:48,044 INFO L87 Difference]: Start difference. First operand 865 states and 1389 transitions. Second operand 9 states. [2020-10-28 15:58:51,555 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:59:02,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:59:02,867 INFO L93 Difference]: Finished difference Result 2964 states and 5078 transitions. [2020-10-28 15:59:02,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:59:02,867 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 151 [2020-10-28 15:59:02,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:59:02,882 INFO L225 Difference]: With dead ends: 2964 [2020-10-28 15:59:02,882 INFO L226 Difference]: Without dead ends: 2343 [2020-10-28 15:59:02,886 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:59:02,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2343 states. [2020-10-28 15:59:03,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2343 to 1303. [2020-10-28 15:59:03,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1303 states. [2020-10-28 15:59:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1303 states and 2137 transitions. [2020-10-28 15:59:03,986 INFO L78 Accepts]: Start accepts. Automaton has 1303 states and 2137 transitions. Word has length 151 [2020-10-28 15:59:03,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:59:03,987 INFO L481 AbstractCegarLoop]: Abstraction has 1303 states and 2137 transitions. [2020-10-28 15:59:03,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:59:03,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2137 transitions. [2020-10-28 15:59:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-28 15:59:03,993 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:59:03,993 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, 1, 1, 1] [2020-10-28 15:59:03,993 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 15:59:03,993 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:59:03,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:59:03,994 INFO L82 PathProgramCache]: Analyzing trace with hash 1612344979, now seen corresponding path program 1 times [2020-10-28 15:59:03,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:59:03,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [392010921] [2020-10-28 15:59:03,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:59:04,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:04,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:04,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:04,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:04,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:04,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:04,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:04,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:04,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:04,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:05,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:05,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:09,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:09,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-28 15:59:09,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 15:59:09,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 15:59:09,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:09,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:09,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:59:09,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-28 15:59:09,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:59:09,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:10,921 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-28 15:59:10,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:59:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:10,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:10,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:10,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:59:10,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:10,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 15:59:10,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:10,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:10,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:10,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:10,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:10,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:10,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:59:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:10,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:10,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:10,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:59:10,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:10,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:59:10,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:10,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:10,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:10,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:10,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:10,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:10,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:59:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:10,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:10,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:10,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:59:10,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:10,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:59:10,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:10,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:10,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:10,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:10,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:10,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:10,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:59:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:10,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:10,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:10,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:59:10,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:10,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:59:10,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:10,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:10,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:10,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:59:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 15:59:11,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:59:11,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 172 [2020-10-28 15:59:11,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:11,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:59:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:59:11,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:59:11,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:11,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:59:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:59:11,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:59:11,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:11,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:59:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:59:11,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:59:11,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:11,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:59:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:59:11,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:59:11,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:11,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:59:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 15:59:11,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:59:11,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:11,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:59:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:59:11,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:59:11,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:11,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 15:59:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 15:59:11,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:59:11,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 15:59:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:59:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:59:11,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:59:11,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:11,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:59:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:59:11,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:59:11,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:11,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 15:59:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:59:11,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:59:11,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:59:11,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 15:59:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:59:11,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:59:11,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:59:11,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 15:59:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:59:11,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:59:11,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:59:11,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 15:59:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:59:11,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:59:11,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:59:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 15:59:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:59:11,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:59:11,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 15:59:11,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:59:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:59:11,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:59:11,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:59:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-28 15:59:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:59:11,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:59:11,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:59:11,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 15:59:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:11,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:11,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:59:11,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:59:11,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:59:11,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:59:11,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:59:11,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:59:11,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:59:11,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:59:11,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:59:11,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:59:11,383 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 15:59:11,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [392010921] [2020-10-28 15:59:11,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:59:11,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:59:11,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410895262] [2020-10-28 15:59:11,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:59:11,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:59:11,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:59:11,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:59:11,385 INFO L87 Difference]: Start difference. First operand 1303 states and 2137 transitions. Second operand 9 states. [2020-10-28 15:59:14,248 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-28 15:59:26,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:59:26,684 INFO L93 Difference]: Finished difference Result 4926 states and 8514 transitions. [2020-10-28 15:59:26,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 15:59:26,685 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 152 [2020-10-28 15:59:26,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:59:26,705 INFO L225 Difference]: With dead ends: 4926 [2020-10-28 15:59:26,706 INFO L226 Difference]: Without dead ends: 3851 [2020-10-28 15:59:26,711 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:59:26,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3851 states. [2020-10-28 15:59:28,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3851 to 2061. [2020-10-28 15:59:28,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2061 states. [2020-10-28 15:59:28,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 2061 states and 3434 transitions. [2020-10-28 15:59:28,656 INFO L78 Accepts]: Start accepts. Automaton has 2061 states and 3434 transitions. Word has length 152 [2020-10-28 15:59:28,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:59:28,657 INFO L481 AbstractCegarLoop]: Abstraction has 2061 states and 3434 transitions. [2020-10-28 15:59:28,657 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:59:28,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 3434 transitions. [2020-10-28 15:59:28,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-28 15:59:28,664 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:59:28,665 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, 1, 1, 1, 1] [2020-10-28 15:59:28,665 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 15:59:28,665 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:59:28,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:59:28,665 INFO L82 PathProgramCache]: Analyzing trace with hash 1376405514, now seen corresponding path program 1 times [2020-10-28 15:59:28,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:59:28,666 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1087572321] [2020-10-28 15:59:28,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:59:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:59:28,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:28,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:28,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:29,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:29,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:29,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:29,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:29,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:29,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:59:30,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking...