/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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 -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:52:03,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:52:03,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:52:03,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:52:03,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:52:03,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:52:03,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:52:03,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:52:03,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:52:03,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:52:03,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:52:03,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:52:03,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:52:03,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:52:03,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:52:03,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:52:03,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:52:03,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:52:03,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:52:03,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:52:03,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:52:03,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:52:03,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:52:03,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:52:03,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:52:03,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:52:03,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:52:03,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:52:03,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:52:03,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:52:03,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:52:03,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:52:03,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:52:03,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:52:03,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:52:03,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:52:03,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:52:03,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:52:03,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:52:03,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:52:03,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:52:03,894 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 [2020-10-15 00:52:03,918 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:52:03,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:52:03,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:52:03,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:52:03,920 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:52:03,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:52:03,920 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:52:03,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:52:03,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:52:03,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:52:03,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:52:03,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:52:03,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:52:03,922 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:52:03,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:52:03,922 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:52:03,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:52:03,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:52:03,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:52:03,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:52:03,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:52:03,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:52:03,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:52:03,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:52:03,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:52:03,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:52:03,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:52:03,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:52:03,925 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:52:03,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> 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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:52:04,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:52:04,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:52:04,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:52:04,249 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:52:04,249 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:52:04,250 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c [2020-10-15 00:52:04,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/594e9abcb/008f75bac34e455a8ae077e31711f337/FLAG65bfacc69 [2020-10-15 00:52:04,904 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:52:04,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c [2020-10-15 00:52:04,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/594e9abcb/008f75bac34e455a8ae077e31711f337/FLAG65bfacc69 [2020-10-15 00:52:05,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/594e9abcb/008f75bac34e455a8ae077e31711f337 [2020-10-15 00:52:05,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:52:05,148 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:52:05,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:52:05,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:52:05,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:52:05,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:52:05" (1/1) ... [2020-10-15 00:52:05,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f53a41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:05, skipping insertion in model container [2020-10-15 00:52:05,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:52:05" (1/1) ... [2020-10-15 00:52:05,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:52:05,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:52:06,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:52:06,042 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:52:06,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:52:06,225 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:52:06,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:06 WrapperNode [2020-10-15 00:52:06,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:52:06,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:52:06,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:52:06,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:52:06,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:06" (1/1) ... [2020-10-15 00:52:06,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:06" (1/1) ... [2020-10-15 00:52:06,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:06" (1/1) ... [2020-10-15 00:52:06,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:06" (1/1) ... [2020-10-15 00:52:06,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:06" (1/1) ... [2020-10-15 00:52:06,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:06" (1/1) ... [2020-10-15 00:52:06,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:06" (1/1) ... [2020-10-15 00:52:06,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:52:06,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:52:06,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:52:06,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:52:06,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:06" (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 [2020-10-15 00:52:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:52:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:52:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:52:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-15 00:52:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-15 00:52:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-15 00:52:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-15 00:52:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-15 00:52:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-15 00:52:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-15 00:52:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-15 00:52:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-15 00:52:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-15 00:52:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-15 00:52:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-15 00:52:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-15 00:52:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-15 00:52:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-15 00:52:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-15 00:52:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-15 00:52:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-15 00:52:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-15 00:52:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-15 00:52:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-15 00:52:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:52:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:52:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:52:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:52:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:52:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:52:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:52:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:52:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:52:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:52:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-15 00:52:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-15 00:52:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-15 00:52:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-15 00:52:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-15 00:52:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:52:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:52:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-15 00:52:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-15 00:52:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-15 00:52:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:52:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:52:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-15 00:52:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-15 00:52:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-15 00:52:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-15 00:52:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-15 00:52:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-15 00:52:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-15 00:52:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-15 00:52:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-15 00:52:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-15 00:52:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-15 00:52:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-15 00:52:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-15 00:52:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-15 00:52:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-15 00:52:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-15 00:52:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-15 00:52:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-15 00:52:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-15 00:52:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-15 00:52:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-15 00:52:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-15 00:52:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-15 00:52:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-15 00:52:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-15 00:52:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-15 00:52:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-15 00:52:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-15 00:52:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-15 00:52:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-15 00:52:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-15 00:52:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-15 00:52:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-15 00:52:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-15 00:52:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-15 00:52:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-15 00:52:06,534 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-15 00:52:06,534 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-15 00:52:06,534 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-15 00:52:06,534 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-15 00:52:06,534 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-15 00:52:06,535 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-15 00:52:06,535 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-15 00:52:06,535 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-15 00:52:06,535 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-15 00:52:06,535 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-15 00:52:06,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-15 00:52:06,536 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-15 00:52:06,536 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-15 00:52:06,536 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-15 00:52:06,536 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-15 00:52:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:52:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:52:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-15 00:52:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-15 00:52:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-15 00:52:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-15 00:52:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-15 00:52:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-15 00:52:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-15 00:52:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-15 00:52:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-15 00:52:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-15 00:52:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-15 00:52:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-15 00:52:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-15 00:52:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-15 00:52:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-15 00:52:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-15 00:52:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-15 00:52:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-15 00:52:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-15 00:52:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-15 00:52:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-15 00:52:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:52:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:52:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:52:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:52:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:52:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:52:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:52:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:52:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:52:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:52:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:52:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:52:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:52:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:52:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:52:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:52:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:52:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:52:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:52:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:52:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:52:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:52:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-15 00:52:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-15 00:52:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-15 00:52:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-15 00:52:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-15 00:52:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-15 00:52:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-15 00:52:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-15 00:52:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-15 00:52:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-15 00:52:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-15 00:52:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-15 00:52:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-15 00:52:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-15 00:52:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-15 00:52:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-15 00:52:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-15 00:52:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:52:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:52:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:52:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-15 00:52:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-15 00:52:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-15 00:52:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:52:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-15 00:52:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-15 00:52:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-15 00:52:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-15 00:52:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-15 00:52:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-15 00:52:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-15 00:52:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-15 00:52:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-15 00:52:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-15 00:52:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-15 00:52:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-15 00:52:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-15 00:52:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-15 00:52:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-15 00:52:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-15 00:52:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-15 00:52:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-15 00:52:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-15 00:52:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-15 00:52:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-15 00:52:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-15 00:52:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-15 00:52:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-15 00:52:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-15 00:52:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-15 00:52:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-15 00:52:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-15 00:52:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-15 00:52:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-15 00:52:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-15 00:52:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-15 00:52:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-15 00:52:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-15 00:52:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-15 00:52:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-15 00:52:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-15 00:52:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-15 00:52:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-15 00:52:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-15 00:52:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:52:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:52:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:52:08,640 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:52:08,640 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-15 00:52:08,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:52:08 BoogieIcfgContainer [2020-10-15 00:52:08,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:52:08,648 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:52:08,648 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:52:08,651 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:52:08,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:52:05" (1/3) ... [2020-10-15 00:52:08,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18d87626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:52:08, skipping insertion in model container [2020-10-15 00:52:08,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:52:06" (2/3) ... [2020-10-15 00:52:08,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18d87626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:52:08, skipping insertion in model container [2020-10-15 00:52:08,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:52:08" (3/3) ... [2020-10-15 00:52:08,655 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product36.cil.c [2020-10-15 00:52:08,666 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:52:08,675 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:52:08,689 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:52:08,715 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:52:08,715 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:52:08,715 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:52:08,715 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:52:08,715 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:52:08,716 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:52:08,716 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:52:08,716 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:52:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states. [2020-10-15 00:52:08,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-15 00:52:08,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:52:08,784 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] [2020-10-15 00:52:08,785 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:52:08,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:52:08,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1244426265, now seen corresponding path program 1 times [2020-10-15 00:52:08,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:52:08,801 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [911789670] [2020-10-15 00:52:08,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:52:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:09,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:09,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:09,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:11,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:11,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:14,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:14,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-15 00:52:14,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:52:14,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 00:52:14,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:14,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:14,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 00:52:14,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:52:14,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-15 00:52:14,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-15 00:52:16,261 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-15 00:52:16,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:52:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:16,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:16,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:16,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:52:16,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:16,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-15 00:52:16,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:16,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:16,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:16,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:16,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:52:16,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:16,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:52:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:16,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:16,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:16,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:52:16,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:16,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:16,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:16,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:16,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:16,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:16,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:52:16,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:16,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:52:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:16,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:16,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:16,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:52:16,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:16,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:16,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:16,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:16,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:16,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:16,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:52:16,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:16,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:52:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:16,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:16,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:16,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:52:16,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:16,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:16,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:16,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:16,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:16,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:16,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:52:16,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:16,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:52:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:16,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:16,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:16,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 00:52:17,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:52:17,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 517 [2020-10-15 00:52:17,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:17,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 00:52:17,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:52:17,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:17,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:17,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:17,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:17,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:17,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:17,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:17,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:52:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:52:17,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:52:17,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:17,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:17,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:17,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:17,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:17,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:17,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:52:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:52:17,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:52:17,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:17,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:17,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:17,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:17,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:17,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:17,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-15 00:52:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 00:52:17,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 00:52:17,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:17,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 00:52:17,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:17,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:17,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:17,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:17,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:52:17,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:17,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:17,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:17,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:17,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-15 00:52:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:17,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:17,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:17,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:52:17,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-15 00:52:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:17,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:17,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:17,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:52:17,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-15 00:52:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:17,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:17,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:17,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:52:17,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-15 00:52:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:17,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:17,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:17,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:52:17,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 00:52:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:52:17,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:52:17,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:17,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:52:17,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:52:17,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:17,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:17,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:17,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 00:52:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:17,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:52:17,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:52:17,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:17,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:52:17,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-15 00:52:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:17,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:17,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:17,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:52:17,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:17,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:17,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:17,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:17,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:17,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:52:17,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:17,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:17,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:52:17,343 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [911789670] [2020-10-15 00:52:17,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:52:17,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 00:52:17,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066284572] [2020-10-15 00:52:17,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 00:52:17,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:52:17,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 00:52:17,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-15 00:52:17,372 INFO L87 Difference]: Start difference. First operand 353 states. Second operand 12 states. [2020-10-15 00:52:19,351 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-15 00:52:29,069 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-15 00:52:30,337 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-15 00:52:31,572 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-15 00:52:34,798 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-15 00:52:36,044 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-15 00:52:44,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:52:44,321 INFO L93 Difference]: Finished difference Result 1249 states and 1894 transitions. [2020-10-15 00:52:44,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-15 00:52:44,325 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 136 [2020-10-15 00:52:44,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:52:44,353 INFO L225 Difference]: With dead ends: 1249 [2020-10-15 00:52:44,353 INFO L226 Difference]: Without dead ends: 950 [2020-10-15 00:52:44,361 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2020-10-15 00:52:44,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 950 states. [2020-10-15 00:52:44,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 950 to 625. [2020-10-15 00:52:44,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 625 states. [2020-10-15 00:52:44,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 847 transitions. [2020-10-15 00:52:44,743 INFO L78 Accepts]: Start accepts. Automaton has 625 states and 847 transitions. Word has length 136 [2020-10-15 00:52:44,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:52:44,743 INFO L479 AbstractCegarLoop]: Abstraction has 625 states and 847 transitions. [2020-10-15 00:52:44,743 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 00:52:44,744 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 847 transitions. [2020-10-15 00:52:44,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-15 00:52:44,749 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:52:44,749 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:52:44,750 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:52:44,750 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:52:44,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:52:44,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1597619498, now seen corresponding path program 1 times [2020-10-15 00:52:44,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:52:44,751 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [956786380] [2020-10-15 00:52:44,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:52:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:44,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:44,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:45,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:46,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:46,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:49,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:49,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-15 00:52:49,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:52:49,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 00:52:49,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:49,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:49,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 00:52:49,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:52:49,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-15 00:52:49,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,022 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-15 00:52:51,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:52:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:52:51,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-15 00:52:51,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:52:51,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:52:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:52:51,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:51,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:52:51,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:52:51,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:52:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:52:51,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:52:51,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:52:51,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:52:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:52:51,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:51,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:52:51,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:52:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 00:52:51,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:52:51,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 401 [2020-10-15 00:52:51,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 00:52:51,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:52:51,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:51,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:51,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:51,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:51,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:51,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:51,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:51,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:52:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:52:51,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:52:51,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:51,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:51,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:51,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:51,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:51,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:51,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:52:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:52:51,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 00:52:51,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:51,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:51,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:52:51,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:51,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:51,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:51,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:51,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 00:52:51,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 00:52:51,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 00:52:51,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 00:52:51,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:51,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:51,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:51,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:51,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:52:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:51,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:51,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:51,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:51,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 00:52:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:51,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:51,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:52:51,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 00:52:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:51,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:52:51,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:52:51,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:52:51,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-15 00:52:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:51,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:52:51,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:52:51,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 00:52:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:52:51,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:52:51,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:52:51,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-15 00:52:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:52:51,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:52:51,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:52:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:52:51,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:52:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:52:51,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:51,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:51,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:51,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 00:52:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:52:51,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:52:51,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:52:51,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:52:51,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:52:51,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:51,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-15 00:52:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:52:51,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:52:51,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:52:51,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:52:51,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:52:51,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:52:51,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:52:51,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:52:51,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:52:51,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:52:51,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:52:51,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:52:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:52:52,040 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [956786380] [2020-10-15 00:52:52,040 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:52:52,040 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 00:52:52,041 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468280736] [2020-10-15 00:52:52,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 00:52:52,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:52:52,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 00:52:52,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-15 00:52:52,045 INFO L87 Difference]: Start difference. First operand 625 states and 847 transitions. Second operand 12 states. [2020-10-15 00:52:53,877 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-15 00:53:02,871 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-15 00:53:04,151 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-15 00:53:05,332 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-15 00:53:08,068 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-15 00:53:09,362 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-15 00:53:16,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:53:16,554 INFO L93 Difference]: Finished difference Result 2171 states and 3180 transitions. [2020-10-15 00:53:16,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-15 00:53:16,555 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 138 [2020-10-15 00:53:16,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:53:16,570 INFO L225 Difference]: With dead ends: 2171 [2020-10-15 00:53:16,571 INFO L226 Difference]: Without dead ends: 1806 [2020-10-15 00:53:16,574 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-15 00:53:16,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2020-10-15 00:53:16,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 1207. [2020-10-15 00:53:16,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1207 states. [2020-10-15 00:53:16,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1207 states and 1651 transitions. [2020-10-15 00:53:16,995 INFO L78 Accepts]: Start accepts. Automaton has 1207 states and 1651 transitions. Word has length 138 [2020-10-15 00:53:16,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:53:16,995 INFO L479 AbstractCegarLoop]: Abstraction has 1207 states and 1651 transitions. [2020-10-15 00:53:16,996 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 00:53:16,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1651 transitions. [2020-10-15 00:53:17,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-15 00:53:17,000 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:53:17,000 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:53:17,001 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:53:17,001 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:53:17,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:53:17,001 INFO L82 PathProgramCache]: Analyzing trace with hash -1252223722, now seen corresponding path program 1 times [2020-10-15 00:53:17,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:53:17,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1258516258] [2020-10-15 00:53:17,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:53:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:17,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:17,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:17,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:17,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:18,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:19,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:22,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:22,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-15 00:53:22,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:53:22,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 00:53:22,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:22,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:22,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 00:53:22,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:53:22,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 184 [2020-10-15 00:53:22,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:23,519 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-15 00:53:23,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:53:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:23,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:23,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:23,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:53:23,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:23,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-15 00:53:23,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:23,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:53:23,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:23,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:53:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:23,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:23,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:23,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:53:23,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:23,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:23,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:23,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:23,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:23,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:23,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:53:23,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:23,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:53:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:23,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:23,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:23,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:53:23,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:23,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:23,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:23,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:23,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:23,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:23,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:53:23,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:23,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:53:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:23,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:23,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:23,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:53:23,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:23,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:23,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:23,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:23,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:23,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:23,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:53:23,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:23,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:53:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:23,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:23,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:23,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 00:53:24,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:53:24,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 368 [2020-10-15 00:53:24,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:24,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 00:53:24,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:24,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:53:24,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:53:24,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:24,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:24,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:24,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:24,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:24,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:24,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:24,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:24,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:53:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:53:24,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:53:24,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:24,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:24,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:24,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:24,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:24,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:24,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:24,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:53:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:53:24,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:53:24,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:24,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:24,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:24,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:24,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:24,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:24,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:24,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:24,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 00:53:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 00:53:24,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:53:24,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:24,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 00:53:24,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:24,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:24,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:24,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:24,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:24,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:53:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:24,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:24,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:24,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:24,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:24,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 00:53:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:24,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:24,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:24,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:53:24,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:24,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 00:53:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:24,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:53:24,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:24,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:53:24,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:24,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-15 00:53:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:24,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:53:24,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:53:24,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:24,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 00:53:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:24,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:53:24,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:24,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:53:24,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:24,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-15 00:53:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:53:24,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:53:24,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:24,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:53:24,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:24,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:53:24,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:24,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:24,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:24,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:24,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 00:53:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:53:24,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:53:24,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:53:24,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:24,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:53:24,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:24,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-15 00:53:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:24,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:24,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:24,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:53:24,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:24,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:24,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:24,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:24,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:24,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:53:24,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:24,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:53:24,347 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1258516258] [2020-10-15 00:53:24,347 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:53:24,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 00:53:24,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601633294] [2020-10-15 00:53:24,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 00:53:24,349 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:53:24,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 00:53:24,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-15 00:53:24,351 INFO L87 Difference]: Start difference. First operand 1207 states and 1651 transitions. Second operand 12 states. [2020-10-15 00:53:26,193 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-15 00:53:36,794 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 523 DAG size of output: 521 [2020-10-15 00:53:38,052 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-15 00:53:39,226 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-15 00:53:42,017 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-15 00:53:43,313 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-15 00:53:50,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:53:50,931 INFO L93 Difference]: Finished difference Result 4245 states and 6232 transitions. [2020-10-15 00:53:50,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-15 00:53:50,931 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 139 [2020-10-15 00:53:50,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:53:50,955 INFO L225 Difference]: With dead ends: 4245 [2020-10-15 00:53:50,955 INFO L226 Difference]: Without dead ends: 3514 [2020-10-15 00:53:50,960 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-15 00:53:50,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3514 states. [2020-10-15 00:53:51,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3514 to 2371. [2020-10-15 00:53:51,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2371 states. [2020-10-15 00:53:51,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2371 states and 3263 transitions. [2020-10-15 00:53:51,634 INFO L78 Accepts]: Start accepts. Automaton has 2371 states and 3263 transitions. Word has length 139 [2020-10-15 00:53:51,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:53:51,635 INFO L479 AbstractCegarLoop]: Abstraction has 2371 states and 3263 transitions. [2020-10-15 00:53:51,635 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 00:53:51,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 3263 transitions. [2020-10-15 00:53:51,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-15 00:53:51,642 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:53:51,642 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:53:51,643 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 00:53:51,643 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:53:51,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:53:51,643 INFO L82 PathProgramCache]: Analyzing trace with hash 101085975, now seen corresponding path program 1 times [2020-10-15 00:53:51,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:53:51,644 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1141544612] [2020-10-15 00:53:51,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:53:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:51,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:51,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:51,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:52,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:56,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:56,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-15 00:53:56,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:53:56,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 00:53:56,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:56,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:56,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-15 00:53:56,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-15 00:53:56,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 137 [2020-10-15 00:53:56,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,069 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-15 00:53:58,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:53:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:53:58,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 00:53:58,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:58,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:58,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:53:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:53:58,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:53:58,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:58,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:58,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:53:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:53:58,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:53:58,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:58,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:58,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:53:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:53:58,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:53:58,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:58,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:58,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:53:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 00:53:58,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:53:58,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 254 [2020-10-15 00:53:58,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:58,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 00:53:58,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:58,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:53:58,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:53:58,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:58,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:58,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:58,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:58,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:58,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:58,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:58,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:58,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:53:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:53:58,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:53:58,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 00:53:58,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:58,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:53:58,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:58,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:58,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:58,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:58,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:58,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:58,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:53:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:53:58,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 00:53:58,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:58,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:53:58,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:58,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:58,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:58,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:58,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:58,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:58,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 00:53:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 00:53:58,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 00:53:58,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 00:53:58,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:53:58,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:58,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:58,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:53:58,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:58,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:53:58,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:53:58,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:53:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:58,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:53:58,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:53:58,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:53:58,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 00:53:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:58,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:58,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:58,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:53:58,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 00:53:58,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:58,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:53:58,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:58,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:53:58,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-15 00:53:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:58,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:53:58,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:58,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:53:58,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 00:53:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:53:58,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:53:58,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:53:58,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:53:58,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-15 00:53:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:53:58,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:53:58,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:53:58,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:53:58,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:53:58,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:53:58,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:53:58,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:58,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:53:58,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:58,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 00:53:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:53:58,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:53:58,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:53:58,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:53:58,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:53:58,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-15 00:53:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:53:58,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:53:58,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:53:58,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:53:58,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:53:58,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:53:58,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:53:58,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:53:58,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:53:58,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:53:58,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:53:58,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:53:58,998 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:53:58,998 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1141544612] [2020-10-15 00:53:58,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:53:58,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-10-15 00:53:58,999 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487578516] [2020-10-15 00:53:59,000 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-15 00:53:59,000 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:53:59,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-15 00:53:59,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=545, Unknown=0, NotChecked=0, Total=600 [2020-10-15 00:53:59,001 INFO L87 Difference]: Start difference. First operand 2371 states and 3263 transitions. Second operand 25 states. [2020-10-15 00:54:01,842 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-15 00:54:03,881 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-15 00:54:05,272 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-15 00:54:06,653 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-15 00:54:08,998 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-15 00:54:11,722 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-15 00:54:16,172 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 527 DAG size of output: 522 [2020-10-15 00:54:17,588 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 526 [2020-10-15 00:54:20,103 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-15 00:54:22,378 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-15 00:54:23,670 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-15 00:54:24,912 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-15 00:54:26,161 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 524 [2020-10-15 00:54:27,461 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-15 00:54:28,727 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 524 [2020-10-15 00:54:30,129 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-15 00:54:31,466 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 525 [2020-10-15 00:54:35,582 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-15 00:54:36,916 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 524 [2020-10-15 00:54:46,131 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-10-15 00:54:49,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:54:49,817 INFO L93 Difference]: Finished difference Result 7517 states and 11299 transitions. [2020-10-15 00:54:49,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-10-15 00:54:49,817 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 139 [2020-10-15 00:54:49,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:54:49,859 INFO L225 Difference]: With dead ends: 7517 [2020-10-15 00:54:49,860 INFO L226 Difference]: Without dead ends: 6054 [2020-10-15 00:54:49,870 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1339 ImplicationChecksByTransitivity, 28.1s TimeCoverageRelationStatistics Valid=894, Invalid=5112, Unknown=0, NotChecked=0, Total=6006 [2020-10-15 00:54:49,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6054 states. [2020-10-15 00:54:51,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6054 to 4335. [2020-10-15 00:54:51,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4335 states. [2020-10-15 00:54:51,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 4335 states and 6029 transitions. [2020-10-15 00:54:51,660 INFO L78 Accepts]: Start accepts. Automaton has 4335 states and 6029 transitions. Word has length 139 [2020-10-15 00:54:51,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:54:51,661 INFO L479 AbstractCegarLoop]: Abstraction has 4335 states and 6029 transitions. [2020-10-15 00:54:51,661 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-15 00:54:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 4335 states and 6029 transitions. [2020-10-15 00:54:51,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-15 00:54:51,670 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:54:51,670 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:54:51,670 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 00:54:51,671 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:54:51,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:54:51,671 INFO L82 PathProgramCache]: Analyzing trace with hash -24708352, now seen corresponding path program 1 times [2020-10-15 00:54:51,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:54:51,671 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [649488491] [2020-10-15 00:54:51,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:54:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:51,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:51,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:51,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:51,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:51,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:53,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:53,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:56,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:56,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-15 00:54:56,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:54:56,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-15 00:54:56,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:56,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:56,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 00:54:56,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-15 00:54:56,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 00:54:56,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,134 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-15 00:54:58,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:54:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:54:58,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 00:54:58,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:58,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:58,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:54:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:54:58,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:54:58,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:58,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:58,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:54:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:54:58,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:54:58,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:58,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:58,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:54:58,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:54:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:54:58,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:54:58,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:58,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:58,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:54:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 00:54:58,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:54:58,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 176 [2020-10-15 00:54:58,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:54:58,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 00:54:58,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 00:54:58,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:54:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:54:58,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:54:58,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:58,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:58,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:54:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:54:58,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:54:58,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:58,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:58,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:54:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:54:58,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:54:58,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:58,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:58,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:54:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:54:58,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:54:58,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:58,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:58,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:54:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 00:54:58,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:54:58,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:54:58,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:54:58,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:54:58,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:54:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:54:58,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:54:58,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:54:58,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:54:58,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:54:58,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 00:54:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 00:54:58,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:54:58,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-15 00:54:58,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:54:58,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 00:54:58,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:54:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:54:58,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:54:58,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:54:58,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:54:58,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:54:58,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:54:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:54:58,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:54:58,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:54:58,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:54:58,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:54:58,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 00:54:58,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:54:58,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:54:58,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:54:58,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:54:58,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 00:54:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:54:58,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:58,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:54:58,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:54:58,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:54:58,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 20 [2020-10-15 00:54:58,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-15 00:54:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:58,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:58,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:58,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:54:58,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:54:58,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:54:58,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:58,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:58,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:54:58,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:58,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:54:58,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:58,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 00:54:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:59,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:59,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:59,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:59,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:54:59,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:54:59,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:54:59,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:59,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:59,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:54:59,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:54:59,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:54:59,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:59,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-15 00:54:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:59,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:59,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:59,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:54:59,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:59,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:54:59,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:59,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:59,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:59,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 00:54:59,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:59,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:59,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:54:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:59,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:59,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:59,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:54:59,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:59,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:54:59,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:59,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:59,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:59,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:54:59,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:59,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:59,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-15 00:54:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:59,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:59,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:59,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:54:59,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:59,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:54:59,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:59,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:59,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:59,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:54:59,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:59,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:59,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-15 00:54:59,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:54:59,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:54:59,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:54:59,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:54:59,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:54:59,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:54:59,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:54:59,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:54:59,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:54:59,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:54:59,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:54:59,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:54:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-15 00:54:59,183 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [649488491] [2020-10-15 00:54:59,183 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:54:59,183 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-10-15 00:54:59,183 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486306024] [2020-10-15 00:54:59,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-15 00:54:59,184 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:54:59,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-15 00:54:59,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=545, Unknown=0, NotChecked=0, Total=600 [2020-10-15 00:54:59,185 INFO L87 Difference]: Start difference. First operand 4335 states and 6029 transitions. Second operand 25 states. [2020-10-15 00:55:01,940 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 521 [2020-10-15 00:55:03,900 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-15 00:55:05,190 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-15 00:55:06,482 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-15 00:55:08,676 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-15 00:55:12,640 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-15 00:55:14,219 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 526 [2020-10-15 00:55:16,699 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-15 00:55:18,040 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 526 [2020-10-15 00:55:19,729 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-15 00:55:21,122 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-15 00:55:22,730 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-15 00:55:24,123 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 526 [2020-10-15 00:55:28,876 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 524 [2020-10-15 00:55:30,254 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-15 00:55:31,538 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 523 [2020-10-15 00:55:42,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:55:42,183 INFO L93 Difference]: Finished difference Result 11427 states and 18062 transitions. [2020-10-15 00:55:42,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-10-15 00:55:42,191 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 140 [2020-10-15 00:55:42,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:55:42,250 INFO L225 Difference]: With dead ends: 11427 [2020-10-15 00:55:42,250 INFO L226 Difference]: Without dead ends: 6977 [2020-10-15 00:55:42,281 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1280 ImplicationChecksByTransitivity, 24.0s TimeCoverageRelationStatistics Valid=745, Invalid=5107, Unknown=0, NotChecked=0, Total=5852 [2020-10-15 00:55:42,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6977 states.