/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=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 21:42:37,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 21:42:37,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 21:42:37,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 21:42:37,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 21:42:37,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 21:42:37,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 21:42:37,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 21:42:37,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 21:42:37,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 21:42:37,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 21:42:37,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 21:42:37,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 21:42:37,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 21:42:37,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 21:42:37,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 21:42:37,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 21:42:37,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 21:42:37,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 21:42:37,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 21:42:37,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 21:42:37,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 21:42:37,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 21:42:37,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 21:42:37,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 21:42:37,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 21:42:37,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 21:42:37,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 21:42:37,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 21:42:37,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 21:42:37,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 21:42:37,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 21:42:37,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 21:42:37,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 21:42:37,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 21:42:37,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 21:42:37,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 21:42:37,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 21:42:37,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 21:42:37,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 21:42:37,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 21:42:37,643 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 21:42:37,666 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 21:42:37,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 21:42:37,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 21:42:37,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 21:42:37,668 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 21:42:37,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 21:42:37,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 21:42:37,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 21:42:37,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 21:42:37,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 21:42:37,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 21:42:37,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 21:42:37,669 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 21:42:37,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 21:42:37,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 21:42:37,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 21:42:37,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 21:42:37,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 21:42:37,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 21:42:37,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 21:42:37,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 21:42:37,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 21:42:37,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 21:42:37,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 21:42:37,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 21:42:37,672 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 21:42:37,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 21:42:37,672 INFO L138 SettingsManager]: * To the following directory=dump/ 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 21:42:38,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 21:42:38,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 21:42:38,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 21:42:38,054 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 21:42:38,054 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 21:42:38,055 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2020-10-13 21:42:38,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a1cd4f8e0/c68539151dc847d78aa43225bcf0bab8/FLAG4c585bb4b [2020-10-13 21:42:38,785 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 21:42:38,786 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2020-10-13 21:42:38,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a1cd4f8e0/c68539151dc847d78aa43225bcf0bab8/FLAG4c585bb4b [2020-10-13 21:42:38,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a1cd4f8e0/c68539151dc847d78aa43225bcf0bab8 [2020-10-13 21:42:38,909 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 21:42:38,911 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 21:42:38,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 21:42:38,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 21:42:38,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 21:42:38,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:42:38" (1/1) ... [2020-10-13 21:42:38,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a671e34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:38, skipping insertion in model container [2020-10-13 21:42:38,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:42:38" (1/1) ... [2020-10-13 21:42:38,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 21:42:39,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 21:42:40,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 21:42:40,290 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 21:42:40,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 21:42:40,647 INFO L208 MainTranslator]: Completed translation [2020-10-13 21:42:40,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:40 WrapperNode [2020-10-13 21:42:40,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 21:42:40,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 21:42:40,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 21:42:40,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 21:42:40,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:40" (1/1) ... [2020-10-13 21:42:40,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:40" (1/1) ... [2020-10-13 21:42:40,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:40" (1/1) ... [2020-10-13 21:42:40,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:40" (1/1) ... [2020-10-13 21:42:40,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:40" (1/1) ... [2020-10-13 21:42:40,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:40" (1/1) ... [2020-10-13 21:42:40,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:40" (1/1) ... [2020-10-13 21:42:40,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 21:42:40,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 21:42:40,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 21:42:40,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 21:42:40,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:40" (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 [2020-10-13 21:42:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 21:42:40,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 21:42:40,967 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-13 21:42:40,968 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 21:42:40,968 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-13 21:42:40,968 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-13 21:42:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-13 21:42:40,970 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-13 21:42:40,971 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-13 21:42:40,972 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 21:42:40,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 21:42:40,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 21:42:40,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-13 21:42:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-13 21:42:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 21:42:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 21:42:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 21:42:40,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 21:42:40,976 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 21:42:40,976 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2020-10-13 21:42:40,976 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2020-10-13 21:42:40,976 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2020-10-13 21:42:40,977 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2020-10-13 21:42:40,977 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2020-10-13 21:42:40,977 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2020-10-13 21:42:40,977 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw [2020-10-13 21:42:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout [2020-10-13 21:42:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time [2020-10-13 21:42:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive [2020-10-13 21:42:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start [2020-10-13 21:42:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop [2020-10-13 21:42:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_set_timeout [2020-10-13 21:42:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_get_status [2020-10-13 21:42:40,979 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_open [2020-10-13 21:42:40,979 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_release [2020-10-13 21:42:40,979 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write [2020-10-13 21:42:40,979 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_ioctl [2020-10-13 21:42:40,980 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_notify_sys [2020-10-13 21:42:40,980 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_wdt_init [2020-10-13 21:42:40,980 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_wdt_exit [2020-10-13 21:42:40,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2020-10-13 21:42:40,980 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 21:42:40,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_5 [2020-10-13 21:42:40,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_6 [2020-10-13 21:42:40,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_7 [2020-10-13 21:42:40,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_8 [2020-10-13 21:42:40,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 21:42:40,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 21:42:40,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 21:42:40,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 21:42:40,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 21:42:40,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-10-13 21:42:40,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-10-13 21:42:40,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-10-13 21:42:40,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-10-13 21:42:40,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-10-13 21:42:40,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 21:42:40,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-13 21:42:40,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2020-10-13 21:42:40,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-13 21:42:40,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-13 21:42:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 21:42:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 21:42:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2020-10-13 21:42:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2020-10-13 21:42:40,988 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2020-10-13 21:42:40,988 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 21:42:40,988 INFO L138 BoogieDeclarations]: Found implementation of procedure register_reboot_notifier [2020-10-13 21:42:40,988 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2020-10-13 21:42:40,988 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 21:42:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 21:42:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 21:42:40,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 21:42:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 21:42:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-13 21:42:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 21:42:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-13 21:42:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-13 21:42:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-13 21:42:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 21:42:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 21:42:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2020-10-13 21:42:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 21:42:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-13 21:42:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-13 21:42:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-13 21:42:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-13 21:42:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_5 [2020-10-13 21:42:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-10-13 21:42:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 21:42:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 21:42:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 21:42:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 21:42:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 21:42:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 21:42:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 21:42:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 21:42:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 21:42:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 21:42:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-13 21:42:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-13 21:42:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 21:42:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 21:42:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 21:42:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 21:42:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2020-10-13 21:42:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2020-10-13 21:42:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_6 [2020-10-13 21:42:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2020-10-13 21:42:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_7 [2020-10-13 21:42:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2020-10-13 21:42:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_8 [2020-10-13 21:42:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure register_reboot_notifier [2020-10-13 21:42:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2020-10-13 21:42:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 21:42:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-13 21:42:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 21:42:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 21:42:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2020-10-13 21:42:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2020-10-13 21:42:41,006 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2020-10-13 21:42:41,006 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2020-10-13 21:42:41,007 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2020-10-13 21:42:41,007 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2020-10-13 21:42:41,007 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw [2020-10-13 21:42:41,008 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout [2020-10-13 21:42:41,009 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time [2020-10-13 21:42:41,009 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive [2020-10-13 21:42:41,010 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start [2020-10-13 21:42:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop [2020-10-13 21:42:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_set_timeout [2020-10-13 21:42:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_get_status [2020-10-13 21:42:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 21:42:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_open [2020-10-13 21:42:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_release [2020-10-13 21:42:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write [2020-10-13 21:42:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_ioctl [2020-10-13 21:42:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 21:42:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 21:42:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 21:42:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_notify_sys [2020-10-13 21:42:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure it87_wdt_init [2020-10-13 21:42:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure it87_wdt_exit [2020-10-13 21:42:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 21:42:41,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 21:42:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 21:42:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 21:42:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 21:42:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 21:42:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 21:42:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 21:42:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-10-13 21:42:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-10-13 21:42:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-10-13 21:42:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-10-13 21:42:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 21:42:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 21:42:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 21:42:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 21:42:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 21:42:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 21:42:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 21:42:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 21:42:42,450 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 21:42:42,459 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-10-13 21:42:44,098 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 21:42:44,098 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 21:42:44,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:42:44 BoogieIcfgContainer [2020-10-13 21:42:44,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 21:42:44,109 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 21:42:44,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 21:42:44,113 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 21:42:44,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:42:38" (1/3) ... [2020-10-13 21:42:44,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614f1fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:42:44, skipping insertion in model container [2020-10-13 21:42:44,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:40" (2/3) ... [2020-10-13 21:42:44,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614f1fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:42:44, skipping insertion in model container [2020-10-13 21:42:44,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:42:44" (3/3) ... [2020-10-13 21:42:44,116 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2020-10-13 21:42:44,128 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 21:42:44,137 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 21:42:44,153 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 21:42:44,181 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 21:42:44,181 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 21:42:44,181 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 21:42:44,181 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 21:42:44,182 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 21:42:44,182 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 21:42:44,182 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 21:42:44,182 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 21:42:44,250 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states. [2020-10-13 21:42:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-13 21:42:44,279 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:42:44,280 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:42:44,281 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:42:44,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:42:44,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1837458215, now seen corresponding path program 1 times [2020-10-13 21:42:44,297 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:42:44,298 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [476297942] [2020-10-13 21:42:44,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:42:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:44,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:45,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:45,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:45,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:45,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:45,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:46,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:49,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:49,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-13 21:42:49,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 21:42:49,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-13 21:42:49,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:49,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:49,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-13 21:42:49,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:49,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 21:42:50,322 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 21:42:50,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:42:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:42:50,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:50,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-13 21:42:50,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:50,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:50,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:42:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:42:50,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:50,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 21:42:50,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:50,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:50,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:42:50,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:50,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:42:50,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:50,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:42:50,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:42:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:50,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:50,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:42:50,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 21:42:50,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:42:50,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:42:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:42:50,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:50,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 21:42:50,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:42:50,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:50,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:50,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:42:50,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:50,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:42:50,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:50,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:42:50,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:42:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:50,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:50,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:42:50,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 21:42:50,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:42:50,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:42:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:42:50,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:50,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 21:42:50,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:50,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 21:42:50,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:42:50,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:50,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:42:50,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:50,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:50,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:42:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:50,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:50,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:42:50,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:50,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:50,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:42:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:42:50,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:50,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 21:42:50,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:42:50,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:50,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:42:50,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:50,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:42:50,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:50,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:42:50,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:42:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:50,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:50,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:42:50,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 21:42:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:50,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:42:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:42:50,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:50,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:42:50,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 21:42:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:42:50,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:42:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:50,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:50,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:50,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:42:50,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:50,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-13 21:42:50,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:50,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:50,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:42:50,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:50,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 21:42:50,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:51,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:51,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:42:51,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:51,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 21:42:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:42:51,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:51,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-13 21:42:51,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:42:51,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 43 [2020-10-13 21:42:51,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:51,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:51,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:42:51,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-13 21:42:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:42:51,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:51,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-13 21:42:51,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:42:51,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:51,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:51,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:42:51,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:51,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 21:42:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:42:51,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:51,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-13 21:42:51,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:42:51,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:51,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:51,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:42:51,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:51,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 21:42:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:42:51,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:51,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-13 21:42:51,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:42:51,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:51,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:51,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:42:51,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:51,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 21:42:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:42:51,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:42:51,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-13 21:42:51,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:42:51,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:51,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:51,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:42:51,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:51,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 21:42:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 21:42:51,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:51,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 21:42:51,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 21:42:51,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:42:51,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:51,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 21:42:51,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:51,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:42:51,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:42:51,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:51,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:42:51,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:42:51,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:42:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:51,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:51,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:42:51,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:42:51,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:42:51,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:42:51,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:42:51,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:42:51,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:42:51,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:42:51,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:42:51,858 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2020-10-13 21:42:51,859 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [476297942] [2020-10-13 21:42:51,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:42:51,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 21:42:51,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779065646] [2020-10-13 21:42:51,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 21:42:51,868 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:42:51,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 21:42:51,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2020-10-13 21:42:51,887 INFO L87 Difference]: Start difference. First operand 676 states. Second operand 8 states. [2020-10-13 21:43:00,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:43:00,575 INFO L93 Difference]: Finished difference Result 1585 states and 2398 transitions. [2020-10-13 21:43:00,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 21:43:00,578 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 175 [2020-10-13 21:43:00,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:43:00,605 INFO L225 Difference]: With dead ends: 1585 [2020-10-13 21:43:00,605 INFO L226 Difference]: Without dead ends: 913 [2020-10-13 21:43:00,619 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2020-10-13 21:43:00,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2020-10-13 21:43:00,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 653. [2020-10-13 21:43:00,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2020-10-13 21:43:00,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 939 transitions. [2020-10-13 21:43:00,913 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 939 transitions. Word has length 175 [2020-10-13 21:43:00,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:43:00,913 INFO L479 AbstractCegarLoop]: Abstraction has 653 states and 939 transitions. [2020-10-13 21:43:00,913 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 21:43:00,914 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 939 transitions. [2020-10-13 21:43:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-13 21:43:00,933 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:43:00,934 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:43:00,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 21:43:00,934 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:43:00,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:43:00,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1896383441, now seen corresponding path program 1 times [2020-10-13 21:43:00,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:43:00,935 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [190891015] [2020-10-13 21:43:00,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:43:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:01,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:01,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:01,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:01,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:02,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-13 21:43:06,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:43:06,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-13 21:43:06,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 21:43:06,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 233 [2020-10-13 21:43:06,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 21:43:06,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,560 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 21:43:06,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:43:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:06,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-13 21:43:06,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:06,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 21:43:06,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:06,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:06,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:06,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:06,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:43:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:06,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 21:43:06,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:06,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:06,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:06,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:06,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:06,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:43:06,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:06,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 21:43:06,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:06,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:06,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:06,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:06,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:06,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:43:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:06,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 21:43:06,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:06,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:06,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:06,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:06,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:06,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:43:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:43:06,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:06,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:06,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:43:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:06,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:06,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:06,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:06,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:06,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 21:43:06,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:06,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:06,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:06,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:06,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:06,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:07,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:07,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:43:07,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 21:43:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:07,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:07,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 21:43:07,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:07,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:07,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:07,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-13 21:43:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:07,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:07,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-13 21:43:07,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:07,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:07,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:43:07,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 21:43:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:07,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:07,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-13 21:43:07,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:07,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:07,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:07,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 21:43:07,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:07,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:07,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-13 21:43:07,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:07,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:07,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:07,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 21:43:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:07,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:07,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 21:43:07,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:07,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:07,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:43:07,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 21:43:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 21:43:07,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:07,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 21:43:07,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:07,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:43:07,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:07,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:43:07,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:07,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:07,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:43:07,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:07,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:07,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:07,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:07,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:07,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:07,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:07,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:07,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:07,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:07,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2020-10-13 21:43:07,652 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [190891015] [2020-10-13 21:43:07,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 21:43:07,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 21:43:07,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646447797] [2020-10-13 21:43:07,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 21:43:07,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:43:07,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 21:43:07,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-13 21:43:07,658 INFO L87 Difference]: Start difference. First operand 653 states and 939 transitions. Second operand 9 states. [2020-10-13 21:43:10,531 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-13 21:43:17,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:43:17,454 INFO L93 Difference]: Finished difference Result 924 states and 1390 transitions. [2020-10-13 21:43:17,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 21:43:17,455 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 175 [2020-10-13 21:43:17,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:43:17,471 INFO L225 Difference]: With dead ends: 924 [2020-10-13 21:43:17,471 INFO L226 Difference]: Without dead ends: 919 [2020-10-13 21:43:17,473 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=69, Invalid=113, Unknown=0, NotChecked=0, Total=182 [2020-10-13 21:43:17,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-10-13 21:43:17,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 654. [2020-10-13 21:43:17,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 654 states. [2020-10-13 21:43:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 654 states and 940 transitions. [2020-10-13 21:43:17,612 INFO L78 Accepts]: Start accepts. Automaton has 654 states and 940 transitions. Word has length 175 [2020-10-13 21:43:17,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:43:17,613 INFO L479 AbstractCegarLoop]: Abstraction has 654 states and 940 transitions. [2020-10-13 21:43:17,613 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 21:43:17,613 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 940 transitions. [2020-10-13 21:43:17,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-13 21:43:17,617 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:43:17,618 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:43:17,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 21:43:17,618 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:43:17,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:43:17,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1953641743, now seen corresponding path program 1 times [2020-10-13 21:43:17,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:43:17,619 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2091617413] [2020-10-13 21:43:17,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:43:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:17,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:17,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:22,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:22,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-13 21:43:22,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 21:43:22,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-13 21:43:22,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:22,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 21:43:22,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 151 [2020-10-13 21:43:22,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 21:43:22,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,065 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 21:43:23,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:43:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:23,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-13 21:43:23,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:23,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:23,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:23,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:23,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:23,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:23,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:43:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:23,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:43:23,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:23,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:23,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:23,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:23,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:43:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:23,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:23,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:23,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:23,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:23,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:23,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:43:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:23,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:43:23,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:23,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:23,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:23,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:23,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:43:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:43:23,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:43:23,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:43:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:23,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:23,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 21:43:23,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:23,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:23,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 21:43:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:23,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:23,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 21:43:23,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:23,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:23,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-13 21:43:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:23,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:23,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 21:43:23,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:23,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:23,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 21:43:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:23,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 21:43:23,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 21:43:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:43:23,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 21:43:23,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:23,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 21:43:23,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 21:43:23,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 21:43:23,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 21:43:23,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:23,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:23,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 21:43:23,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:23,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:23,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:23,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:23,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 21:43:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:23,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:23,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 21:43:23,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:23,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:23,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:23,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:23,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:23,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:23,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:23,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:23,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:23,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:23,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:23,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 21:43:23,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 21:43:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:23,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:24,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:24,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 21:43:24,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:24,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 21:43:24,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:24,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:24,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 21:43:24,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:24,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:24,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:24,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:24,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:24,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:43:24,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:24,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:43:24,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:24,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:24,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:24,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:24,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:24,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:24,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:24,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:24,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:24,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:24,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:24,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:24,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:24,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:24,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:24,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:24,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:24,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:24,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:24,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:24,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:24,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:24,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:24,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:24,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:24,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:24,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:24,147 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 21 proven. 14 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2020-10-13 21:43:24,147 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2091617413] [2020-10-13 21:43:24,148 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:43:24,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 21:43:24,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593359831] [2020-10-13 21:43:24,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 21:43:24,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:43:24,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 21:43:24,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-13 21:43:24,151 INFO L87 Difference]: Start difference. First operand 654 states and 940 transitions. Second operand 12 states. [2020-10-13 21:43:28,317 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2020-10-13 21:43:28,712 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-13 21:43:29,117 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-13 21:43:29,607 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2020-10-13 21:43:40,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:43:40,637 INFO L93 Difference]: Finished difference Result 1550 states and 2298 transitions. [2020-10-13 21:43:40,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 21:43:40,638 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 175 [2020-10-13 21:43:40,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:43:40,648 INFO L225 Difference]: With dead ends: 1550 [2020-10-13 21:43:40,648 INFO L226 Difference]: Without dead ends: 909 [2020-10-13 21:43:40,652 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2020-10-13 21:43:40,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2020-10-13 21:43:40,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 655. [2020-10-13 21:43:40,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 655 states. [2020-10-13 21:43:40,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 655 states and 941 transitions. [2020-10-13 21:43:40,816 INFO L78 Accepts]: Start accepts. Automaton has 655 states and 941 transitions. Word has length 175 [2020-10-13 21:43:40,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:43:40,816 INFO L479 AbstractCegarLoop]: Abstraction has 655 states and 941 transitions. [2020-10-13 21:43:40,816 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 21:43:40,817 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 941 transitions. [2020-10-13 21:43:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-10-13 21:43:40,820 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:43:40,821 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:43:40,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 21:43:40,821 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:43:40,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:43:40,822 INFO L82 PathProgramCache]: Analyzing trace with hash 1080567401, now seen corresponding path program 1 times [2020-10-13 21:43:40,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:43:40,822 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [46269400] [2020-10-13 21:43:40,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:43:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:41,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:41,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:41,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:41,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:41,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:45,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:45,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-13 21:43:45,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:43:45,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-13 21:43:45,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:45,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:43:45,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-13 21:43:45,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 21:43:45,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:46,456 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 21:43:46,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:43:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:46,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 21:43:46,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:46,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 21:43:46,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:46,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:46,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:46,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:46,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:43:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:46,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 21:43:46,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:46,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:46,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:46,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:46,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:43:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:46,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 21:43:46,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:46,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:43:46,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:46,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:46,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:43:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:46,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 21:43:46,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:46,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:46,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:46,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:46,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:46,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:46,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:43:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:46,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:46,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:43:46,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:46,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:46,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:46,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:46,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:46,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:46,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:46,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:43:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:46,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:47,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 156 [2020-10-13 21:43:47,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:43:47,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:43:47,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 21:43:47,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:47,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:47,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-13 21:43:47,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:43:47,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:47,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 21:43:47,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:47,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-13 21:43:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:47,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:47,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-13 21:43:47,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:43:47,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:47,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:47,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:47,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:47,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:47,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 21:43:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:47,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:47,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 21:43:47,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:43:47,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:47,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:47,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:47,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:47,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:47,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 21:43:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:47,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:47,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-13 21:43:47,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:43:47,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:47,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:47,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:47,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:47,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:47,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 21:43:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:47,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:47,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-13 21:43:47,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:43:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:47,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:47,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:47,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:47,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:47,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 21:43:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:47,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:47,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 21:43:47,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:43:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:47,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:47,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:47,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:47,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:47,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 21:43:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 21:43:47,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 21:43:47,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 21:43:47,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:47,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:47,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:43:47,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:43:47,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:47,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:47,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:47,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:47,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:47,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:47,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:47,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:47,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:47,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:47,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:47,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:47,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:47,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:47,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2020-10-13 21:43:47,952 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [46269400] [2020-10-13 21:43:47,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:43:47,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 21:43:47,953 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187833313] [2020-10-13 21:43:47,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 21:43:47,954 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:43:47,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 21:43:47,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-10-13 21:43:47,956 INFO L87 Difference]: Start difference. First operand 655 states and 941 transitions. Second operand 13 states. [2020-10-13 21:43:52,896 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-13 21:43:53,300 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 21:43:53,883 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 21:43:54,286 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-13 21:44:02,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:44:02,639 INFO L93 Difference]: Finished difference Result 1554 states and 2302 transitions. [2020-10-13 21:44:02,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 21:44:02,640 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 181 [2020-10-13 21:44:02,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:44:02,648 INFO L225 Difference]: With dead ends: 1554 [2020-10-13 21:44:02,648 INFO L226 Difference]: Without dead ends: 917 [2020-10-13 21:44:02,652 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2020-10-13 21:44:02,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2020-10-13 21:44:02,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 663. [2020-10-13 21:44:02,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663 states. [2020-10-13 21:44:02,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 950 transitions. [2020-10-13 21:44:02,775 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 950 transitions. Word has length 181 [2020-10-13 21:44:02,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:44:02,775 INFO L479 AbstractCegarLoop]: Abstraction has 663 states and 950 transitions. [2020-10-13 21:44:02,775 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 21:44:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 950 transitions. [2020-10-13 21:44:02,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-10-13 21:44:02,779 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:44:02,779 INFO L422 BasicCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:44:02,779 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 21:44:02,780 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:44:02,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:44:02,780 INFO L82 PathProgramCache]: Analyzing trace with hash -531038157, now seen corresponding path program 2 times [2020-10-13 21:44:02,780 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:44:02,781 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1831628925] [2020-10-13 21:44:02,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:44:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:02,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:03,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:03,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:03,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:03,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:06,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:07,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:07,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-13 21:44:07,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 21:44:07,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-13 21:44:07,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:07,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:44:07,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-13 21:44:07,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 21:44:07,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,403 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 21:44:08,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:44:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:08,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 21:44:08,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:08,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 21:44:08,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:08,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:08,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:08,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:08,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:08,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:44:08,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:08,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:44:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:08,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:44:08,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:08,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:44:08,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:08,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:08,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:44:08,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:08,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 21:44:08,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:08,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:08,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:08,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:08,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:08,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:44:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:08,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 21:44:08,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:08,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:08,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:08,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:08,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:44:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:44:08,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:08,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:44:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:08,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:08,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-13 21:44:08,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:08,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:08,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:08,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:44:08,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:08,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:08,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:08,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:08,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:08,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 21:44:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:08,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:08,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:09,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:09,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-13 21:44:09,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:09,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:09,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:09,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:09,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:09,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:44:09,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:09,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:09,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 21:44:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:44:09,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:09,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 21:44:09,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:44:09,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:44:09,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 21:44:09,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:09,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:44:09,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:09,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 21:44:09,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:44:09,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:09,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 21:44:09,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:09,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 21:44:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:09,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:09,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-13 21:44:09,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:09,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:09,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:09,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:09,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 21:44:09,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:09,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:09,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 21:44:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:44:09,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:09,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 21:44:09,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:44:09,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:09,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:44:09,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:09,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:44:09,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:09,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 21:44:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:09,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:09,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 21:44:09,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:09,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:09,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:09,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:09,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:09,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:09,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:09,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 21:44:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 21:44:09,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:09,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 21:44:09,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 21:44:09,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:09,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:44:09,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:09,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:09,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:09,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:09,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:44:09,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:09,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:09,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:09,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:09,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:09,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:09,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:09,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:09,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:09,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:09,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:09,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:09,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:09,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:09,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 24 proven. 35 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2020-10-13 21:44:09,843 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1831628925] [2020-10-13 21:44:09,844 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:44:09,844 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 21:44:09,844 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680519769] [2020-10-13 21:44:09,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 21:44:09,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:44:09,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 21:44:09,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-10-13 21:44:09,847 INFO L87 Difference]: Start difference. First operand 663 states and 950 transitions. Second operand 13 states. [2020-10-13 21:44:13,403 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-13 21:44:13,820 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 21:44:21,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:44:21,476 INFO L93 Difference]: Finished difference Result 1561 states and 2304 transitions. [2020-10-13 21:44:21,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-13 21:44:21,477 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 185 [2020-10-13 21:44:21,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:44:21,485 INFO L225 Difference]: With dead ends: 1561 [2020-10-13 21:44:21,486 INFO L226 Difference]: Without dead ends: 915 [2020-10-13 21:44:21,494 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2020-10-13 21:44:21,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2020-10-13 21:44:21,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 661. [2020-10-13 21:44:21,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2020-10-13 21:44:21,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 947 transitions. [2020-10-13 21:44:21,615 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 947 transitions. Word has length 185 [2020-10-13 21:44:21,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:44:21,617 INFO L479 AbstractCegarLoop]: Abstraction has 661 states and 947 transitions. [2020-10-13 21:44:21,617 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 21:44:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 947 transitions. [2020-10-13 21:44:21,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-13 21:44:21,621 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:44:21,621 INFO L422 BasicCegarLoop]: trace histogram [12, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:44:21,621 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 21:44:21,622 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:44:21,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:44:21,622 INFO L82 PathProgramCache]: Analyzing trace with hash 137851791, now seen corresponding path program 3 times [2020-10-13 21:44:21,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:44:21,623 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1767741678] [2020-10-13 21:44:21,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:44:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:21,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:21,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:22,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:22,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:22,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:26,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:26,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 255 [2020-10-13 21:44:26,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:44:26,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5075 [2020-10-13 21:44:26,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:26,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 21:44:26,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-13 21:44:26,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 21:44:26,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,139 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 21:44:27,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:44:27,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:27,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 21:44:27,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:27,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:27,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:27,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:27,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:27,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:27,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:44:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:27,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:27,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:27,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:27,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:27,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:27,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:44:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:27,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:27,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:27,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:27,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:27,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:27,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:44:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:27,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:27,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:27,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:27,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:27,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:27,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:44:27,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:44:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:44:27,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:27,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:27,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:44:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:27,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 21:44:27,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 21:44:27,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:44:27,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 21:44:27,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:27,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 21:44:27,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 21:44:27,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 21:44:27,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 21:44:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:27,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:27,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 21:44:27,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:27,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:27,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:27,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 21:44:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:27,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:27,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-13 21:44:27,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:27,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:27,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:44:27,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 21:44:27,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:27,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:27,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 21:44:27,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:27,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:27,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:44:27,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 21:44:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:27,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:27,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 21:44:27,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:27,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:27,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:27,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:44:27,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:27,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 21:44:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:27,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:27,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:27,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:27,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:27,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 21:44:27,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:27,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:27,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:27,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:27,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:27,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:28,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:28,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-13 21:44:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 21:44:28,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:44:28,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 21:44:28,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:44:28,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:44:28,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:44:28,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 21:44:28,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:28,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:28,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,208 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2020-10-13 21:44:28,209 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1767741678] [2020-10-13 21:44:28,209 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:44:28,209 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 21:44:28,209 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751229736] [2020-10-13 21:44:28,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 21:44:28,210 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:44:28,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 21:44:28,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-13 21:44:28,211 INFO L87 Difference]: Start difference. First operand 661 states and 947 transitions. Second operand 14 states. [2020-10-13 21:44:32,274 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-13 21:44:32,662 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 21:44:33,290 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 21:44:33,693 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-13 21:44:41,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:44:41,779 INFO L93 Difference]: Finished difference Result 1564 states and 2311 transitions. [2020-10-13 21:44:41,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 21:44:41,781 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 187 [2020-10-13 21:44:41,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:44:41,787 INFO L225 Difference]: With dead ends: 1564 [2020-10-13 21:44:41,787 INFO L226 Difference]: Without dead ends: 918 [2020-10-13 21:44:41,791 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552 [2020-10-13 21:44:41,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2020-10-13 21:44:41,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 664. [2020-10-13 21:44:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 664 states. [2020-10-13 21:44:41,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 951 transitions. [2020-10-13 21:44:41,909 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 951 transitions. Word has length 187 [2020-10-13 21:44:41,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:44:41,910 INFO L479 AbstractCegarLoop]: Abstraction has 664 states and 951 transitions. [2020-10-13 21:44:41,910 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 21:44:41,910 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 951 transitions. [2020-10-13 21:44:41,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-13 21:44:41,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:44:41,921 INFO L422 BasicCegarLoop]: trace histogram [16, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:44:41,922 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 21:44:41,922 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:44:41,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:44:41,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1058611887, now seen corresponding path program 4 times [2020-10-13 21:44:41,922 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:44:41,923 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [161298791] [2020-10-13 21:44:41,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:44:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:42,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:42,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:42,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:42,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:42,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-13 21:44:47,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:44:47,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5075 [2020-10-13 21:44:47,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 21:44:47,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 142 [2020-10-13 21:44:47,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 21:44:47,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,604 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 21:44:47,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:44:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:47,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 21:44:47,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:47,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:47,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:47,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:47,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:47,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:47,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:47,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:44:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:47,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:47,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:47,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:47,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:47,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:47,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:44:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:47,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:47,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:47,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:47,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:47,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:47,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:44:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:47,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:47,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:47,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:47,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:47,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:47,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:44:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:47,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:44:47,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:47,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:47,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:47,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:47,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:47,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:47,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:47,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:44:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:47,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:47,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:44:48,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:48,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-13 21:44:48,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:44:48,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:44:48,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:48,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 21:44:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:44:48,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:48,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-13 21:44:48,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 21:44:48,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:44:48,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:44:48,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 21:44:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:48,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-13 21:44:48,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 21:44:48,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:44:48,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 21:44:48,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:48,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 21:44:48,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 21:44:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 21:44:48,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-13 21:44:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:44:48,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:48,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 21:44:48,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 21:44:48,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:44:48,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:48,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 21:44:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:48,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:48,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 21:44:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:44:48,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:48,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 21:44:48,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 21:44:48,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:44:48,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:48,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-13 21:44:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 21:44:48,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:44:48,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 21:44:48,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:44:48,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:48,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:44:48,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:44:48,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:48,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:44:48,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,847 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 36 proven. 54 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2020-10-13 21:44:48,847 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [161298791] [2020-10-13 21:44:48,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:44:48,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 21:44:48,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138357057] [2020-10-13 21:44:48,848 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 21:44:48,848 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:44:48,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 21:44:48,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-13 21:44:48,849 INFO L87 Difference]: Start difference. First operand 664 states and 951 transitions. Second operand 14 states. [2020-10-13 21:44:52,797 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 21:44:53,184 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-13 21:44:53,561 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 21:44:54,250 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-13 21:45:03,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:45:03,791 INFO L93 Difference]: Finished difference Result 1563 states and 2306 transitions. [2020-10-13 21:45:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 21:45:03,792 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 191 [2020-10-13 21:45:03,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:45:03,799 INFO L225 Difference]: With dead ends: 1563 [2020-10-13 21:45:03,799 INFO L226 Difference]: Without dead ends: 916 [2020-10-13 21:45:03,803 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552 [2020-10-13 21:45:03,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2020-10-13 21:45:03,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 662. [2020-10-13 21:45:03,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-13 21:45:03,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 948 transitions. [2020-10-13 21:45:03,914 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 948 transitions. Word has length 191 [2020-10-13 21:45:03,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:45:03,914 INFO L479 AbstractCegarLoop]: Abstraction has 662 states and 948 transitions. [2020-10-13 21:45:03,914 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 21:45:03,915 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 948 transitions. [2020-10-13 21:45:03,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-13 21:45:03,918 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:45:03,919 INFO L422 BasicCegarLoop]: trace histogram [18, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:45:03,919 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 21:45:03,919 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:45:03,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:45:03,919 INFO L82 PathProgramCache]: Analyzing trace with hash -2039912087, now seen corresponding path program 5 times [2020-10-13 21:45:03,920 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:45:03,920 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1647772960] [2020-10-13 21:45:03,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:45:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:04,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:04,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:04,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:04,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:04,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-10-13 21:45:09,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 21:45:09,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 21:45:09,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:45:09,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 160 [2020-10-13 21:45:09,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 21:45:09,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,408 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 21:45:09,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:45:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:09,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 21:45:09,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:09,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:09,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:09,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:09,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:09,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:09,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:45:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:09,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:09,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:09,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:09,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:09,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:09,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:45:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:09,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:09,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:09,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:45:09,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:09,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:09,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:09,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:45:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:09,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:09,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:09,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:45:09,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:09,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:09,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:45:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:45:09,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:09,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:45:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:45:09,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:09,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-13 21:45:09,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:09,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:45:09,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:09,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 21:45:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:45:09,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:09,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-13 21:45:09,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:45:09,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:09,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 21:45:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:45:09,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:09,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 21:45:09,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:45:09,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:09,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:09,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:09,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 21:45:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:45:09,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 21:45:09,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:45:09,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:45:09,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 21:45:09,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:09,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:09,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:09,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:09,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:45:09,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:09,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 21:45:09,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:09,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:45:09,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:09,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 21:45:09,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:10,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 21:45:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:10,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:10,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:10,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:10,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:45:10,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:10,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-13 21:45:10,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:10,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:10,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 21:45:10,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:10,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:10,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:10,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:10,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:10,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:45:10,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:10,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:10,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:10,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:10,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:10,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:10,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:10,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 21:45:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:10,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:10,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:10,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:10,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:45:10,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:10,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 21:45:10,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:10,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:10,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 21:45:10,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:10,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:10,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:10,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:10,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:10,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:45:10,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:10,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:10,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:10,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:10,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:10,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:10,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:10,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-13 21:45:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:10,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:10,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:10,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 21:45:10,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:10,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 21:45:10,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:10,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:10,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 21:45:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:10,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:10,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:10,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:10,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:10,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:45:10,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:10,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:10,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:10,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:10,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:10,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:10,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:10,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:10,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:10,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:10,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:45:10,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:10,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:45:10,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:10,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:10,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:10,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:10,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:10,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:10,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:10,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:10,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:10,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:10,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:10,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:10,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:10,468 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 66 proven. 50 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2020-10-13 21:45:10,468 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1647772960] [2020-10-13 21:45:10,468 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:45:10,469 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-13 21:45:10,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679006389] [2020-10-13 21:45:10,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-13 21:45:10,469 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:45:10,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-13 21:45:10,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2020-10-13 21:45:10,470 INFO L87 Difference]: Start difference. First operand 662 states and 948 transitions. Second operand 15 states. [2020-10-13 21:45:14,447 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-13 21:45:14,849 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 21:45:15,485 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 21:45:15,907 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-13 21:45:24,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:45:24,933 INFO L93 Difference]: Finished difference Result 1566 states and 2313 transitions. [2020-10-13 21:45:24,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 21:45:24,935 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 193 [2020-10-13 21:45:24,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:45:24,942 INFO L225 Difference]: With dead ends: 1566 [2020-10-13 21:45:24,942 INFO L226 Difference]: Without dead ends: 919 [2020-10-13 21:45:24,945 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=121, Invalid=529, Unknown=0, NotChecked=0, Total=650 [2020-10-13 21:45:24,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-10-13 21:45:25,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 665. [2020-10-13 21:45:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 665 states. [2020-10-13 21:45:25,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 952 transitions. [2020-10-13 21:45:25,066 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 952 transitions. Word has length 193 [2020-10-13 21:45:25,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:45:25,067 INFO L479 AbstractCegarLoop]: Abstraction has 665 states and 952 transitions. [2020-10-13 21:45:25,067 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-13 21:45:25,067 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 952 transitions. [2020-10-13 21:45:25,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-13 21:45:25,069 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:45:25,070 INFO L422 BasicCegarLoop]: trace histogram [22, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:45:25,070 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 21:45:25,070 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:45:25,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:45:25,071 INFO L82 PathProgramCache]: Analyzing trace with hash -492706509, now seen corresponding path program 6 times [2020-10-13 21:45:25,071 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:45:25,071 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [497935049] [2020-10-13 21:45:25,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:45:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:25,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:25,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:25,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:25,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:25,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-10-13 21:45:30,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:45:30,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-10-13 21:45:30,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:45:30,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-13 21:45:30,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 21:45:30,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,559 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 21:45:30,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:45:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:30,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 21:45:30,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:30,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:30,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:30,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:45:30,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:30,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:30,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:45:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:30,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:30,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:30,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:30,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:30,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:30,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:30,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:45:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:30,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:30,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:30,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:30,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:30,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:30,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:45:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:30,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:30,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:30,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:30,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:30,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:30,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:45:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:45:30,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:30,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:45:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:30,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:30,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 21:45:30,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:30,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:30,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 21:45:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:30,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:30,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-13 21:45:30,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:30,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:30,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:30,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:30,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:30,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 21:45:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:30,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:30,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:45:30,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:30,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 21:45:30,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:30,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:45:30,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:45:30,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 21:45:30,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:30,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:30,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:45:31,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:31,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 21:45:31,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:45:31,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:31,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 21:45:31,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 21:45:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:31,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:31,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:31,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-13 21:45:31,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:31,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:45:31,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:31,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:31,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:31,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:31,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:31,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:31,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:31,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:31,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 21:45:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:31,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:45:31,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:31,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-13 21:45:31,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:31,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 21:45:31,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:31,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:31,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:45:31,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:31,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:31,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:31,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:31,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:31,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 21:45:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:31,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:31,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:31,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 21:45:31,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:31,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:45:31,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:31,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:31,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:31,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:31,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:31,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:31,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:31,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:31,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-13 21:45:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:31,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 21:45:31,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:31,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:45:31,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 21:45:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:31,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:31,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:45:31,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:31,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:31,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:31,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:31,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:45:31,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:31,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:45:31,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:31,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:31,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:31,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:31,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:31,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:31,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:31,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:31,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:31,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:31,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:31,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:31,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:31,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:31,589 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 52 proven. 80 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2020-10-13 21:45:31,589 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [497935049] [2020-10-13 21:45:31,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:45:31,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-13 21:45:31,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442226441] [2020-10-13 21:45:31,591 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-13 21:45:31,591 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:45:31,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-13 21:45:31,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2020-10-13 21:45:31,592 INFO L87 Difference]: Start difference. First operand 665 states and 952 transitions. Second operand 15 states. [2020-10-13 21:45:36,799 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-13 21:45:37,193 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-13 21:45:47,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:45:47,308 INFO L93 Difference]: Finished difference Result 1565 states and 2308 transitions. [2020-10-13 21:45:47,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 21:45:47,308 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 197 [2020-10-13 21:45:47,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:45:47,315 INFO L225 Difference]: With dead ends: 1565 [2020-10-13 21:45:47,315 INFO L226 Difference]: Without dead ends: 917 [2020-10-13 21:45:47,318 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=96, Invalid=456, Unknown=0, NotChecked=0, Total=552 [2020-10-13 21:45:47,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2020-10-13 21:45:47,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 663. [2020-10-13 21:45:47,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663 states. [2020-10-13 21:45:47,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 949 transitions. [2020-10-13 21:45:47,446 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 949 transitions. Word has length 197 [2020-10-13 21:45:47,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:45:47,446 INFO L479 AbstractCegarLoop]: Abstraction has 663 states and 949 transitions. [2020-10-13 21:45:47,446 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-13 21:45:47,447 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 949 transitions. [2020-10-13 21:45:47,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-10-13 21:45:47,449 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:45:47,449 INFO L422 BasicCegarLoop]: trace histogram [24, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:45:47,449 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 21:45:47,450 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:45:47,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:45:47,450 INFO L82 PathProgramCache]: Analyzing trace with hash 567525903, now seen corresponding path program 7 times [2020-10-13 21:45:47,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:45:47,450 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [797196553] [2020-10-13 21:45:47,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:45:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:51,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:52,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:52,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-13 21:45:52,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:45:52,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-13 21:45:52,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:52,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 21:45:52,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-10-13 21:45:52,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 21:45:52,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:52,943 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 21:45:52,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:45:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:52,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:52,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:52,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:52,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:52,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 21:45:52,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:52,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:52,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:52,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:52,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:53,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:53,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:53,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:53,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:53,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:53,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:45:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:53,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:45:53,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:53,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:53,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:53,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:53,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:45:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:53,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:53,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:53,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:53,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:53,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:53,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:45:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:53,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:53,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:53,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:53,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:53,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:53,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:45:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:45:53,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:53,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:45:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:53,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:53,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 21:45:53,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:53,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:53,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 21:45:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:53,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:53,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 21:45:53,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:53,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:53,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 21:45:53,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:53,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:53,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:53,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:53,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 21:45:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:53,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:53,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 21:45:53,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:53,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:53,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 21:45:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:53,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:53,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:53,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:53,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 21:45:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:53,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 21:45:53,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 21:45:53,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:45:53,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 21:45:53,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:53,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-13 21:45:53,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 21:45:53,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 21:45:53,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-13 21:45:53,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 21:45:53,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:45:53,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 21:45:53,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:45:53,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:53,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:45:53,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:45:53,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:53,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:53,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:53,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:53,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:53,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:53,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:53,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:53,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:53,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:53,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:53,860 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 155 proven. 10 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2020-10-13 21:45:53,860 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [797196553] [2020-10-13 21:45:53,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:45:53,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-13 21:45:53,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735837334] [2020-10-13 21:45:53,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-13 21:45:53,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:45:53,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-13 21:45:53,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2020-10-13 21:45:53,862 INFO L87 Difference]: Start difference. First operand 663 states and 949 transitions. Second operand 16 states. [2020-10-13 21:45:59,150 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-13 21:45:59,561 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 21:46:00,350 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-13 21:46:00,837 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 263