/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=BIGGEST --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 02:57:25,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 02:57:25,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 02:57:25,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 02:57:25,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 02:57:25,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 02:57:25,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 02:57:25,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 02:57:25,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 02:57:25,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 02:57:25,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 02:57:25,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 02:57:25,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 02:57:25,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 02:57:25,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 02:57:25,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 02:57:25,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 02:57:25,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 02:57:25,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 02:57:25,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 02:57:25,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 02:57:25,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 02:57:25,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 02:57:25,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 02:57:25,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 02:57:25,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 02:57:25,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 02:57:25,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 02:57:25,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 02:57:25,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 02:57:25,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 02:57:25,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 02:57:25,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 02:57:25,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 02:57:25,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 02:57:25,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 02:57:25,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 02:57:25,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 02:57:25,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 02:57:25,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 02:57:25,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 02:57:25,413 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 02:57:25,435 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 02:57:25,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 02:57:25,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 02:57:25,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 02:57:25,438 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 02:57:25,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 02:57:25,438 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 02:57:25,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 02:57:25,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 02:57:25,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 02:57:25,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 02:57:25,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 02:57:25,439 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 02:57:25,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 02:57:25,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 02:57:25,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 02:57:25,440 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 02:57:25,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 02:57:25,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 02:57:25,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 02:57:25,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 02:57:25,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 02:57:25,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 02:57:25,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 02:57:25,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 02:57:25,442 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 02:57:25,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 02:57:25,442 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 02:57:25,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 02:57:25,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 02:57:25,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 02:57:25,807 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 02:57:25,807 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 02:57:25,809 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2020-10-13 02:57:25,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b52628df3/19db6759e0db4185a10a78b54ab1accc/FLAG551710f0e [2020-10-13 02:57:26,643 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 02:57:26,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2020-10-13 02:57:26,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b52628df3/19db6759e0db4185a10a78b54ab1accc/FLAG551710f0e [2020-10-13 02:57:27,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b52628df3/19db6759e0db4185a10a78b54ab1accc [2020-10-13 02:57:27,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 02:57:27,212 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 02:57:27,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 02:57:27,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 02:57:27,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 02:57:27,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:57:27" (1/1) ... [2020-10-13 02:57:27,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16febf07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:27, skipping insertion in model container [2020-10-13 02:57:27,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:57:27" (1/1) ... [2020-10-13 02:57:27,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 02:57:27,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 02:57:28,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 02:57:28,462 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 02:57:28,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 02:57:28,669 INFO L208 MainTranslator]: Completed translation [2020-10-13 02:57:28,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:28 WrapperNode [2020-10-13 02:57:28,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 02:57:28,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 02:57:28,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 02:57:28,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 02:57:28,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:28" (1/1) ... [2020-10-13 02:57:28,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:28" (1/1) ... [2020-10-13 02:57:28,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:28" (1/1) ... [2020-10-13 02:57:28,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:28" (1/1) ... [2020-10-13 02:57:28,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:28" (1/1) ... [2020-10-13 02:57:28,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:28" (1/1) ... [2020-10-13 02:57:28,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:28" (1/1) ... [2020-10-13 02:57:28,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 02:57:28,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 02:57:28,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 02:57:28,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 02:57:28,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:28" (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 02:57:28,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 02:57:28,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 02:57:28,888 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-13 02:57:28,888 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 02:57:28,888 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-13 02:57:28,888 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-13 02:57:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-13 02:57:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-13 02:57:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-13 02:57:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 02:57:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 02:57:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 02:57:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-13 02:57:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-13 02:57:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 02:57:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 02:57:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 02:57:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 02:57:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 02:57:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2020-10-13 02:57:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2020-10-13 02:57:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2020-10-13 02:57:28,895 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2020-10-13 02:57:28,895 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2020-10-13 02:57:28,895 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2020-10-13 02:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw [2020-10-13 02:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout [2020-10-13 02:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time [2020-10-13 02:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive [2020-10-13 02:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start [2020-10-13 02:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop [2020-10-13 02:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_set_timeout [2020-10-13 02:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_get_status [2020-10-13 02:57:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_open [2020-10-13 02:57:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_release [2020-10-13 02:57:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write [2020-10-13 02:57:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_ioctl [2020-10-13 02:57:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_notify_sys [2020-10-13 02:57:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_wdt_init [2020-10-13 02:57:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_wdt_exit [2020-10-13 02:57:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2020-10-13 02:57:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 02:57:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_5 [2020-10-13 02:57:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_6 [2020-10-13 02:57:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_7 [2020-10-13 02:57:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_8 [2020-10-13 02:57:28,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 02:57:28,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 02:57:28,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 02:57:28,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 02:57:28,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 02:57:28,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-10-13 02:57:28,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-10-13 02:57:28,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-10-13 02:57:28,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-10-13 02:57:28,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-10-13 02:57:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 02:57:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-13 02:57:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2020-10-13 02:57:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-13 02:57:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-13 02:57:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 02:57:28,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 02:57:28,902 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2020-10-13 02:57:28,902 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2020-10-13 02:57:28,902 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2020-10-13 02:57:28,902 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 02:57:28,902 INFO L138 BoogieDeclarations]: Found implementation of procedure register_reboot_notifier [2020-10-13 02:57:28,903 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2020-10-13 02:57:28,903 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 02:57:28,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 02:57:28,904 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 02:57:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 02:57:28,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 02:57:28,906 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-13 02:57:28,906 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 02:57:28,906 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-13 02:57:28,906 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-13 02:57:28,907 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-13 02:57:28,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 02:57:28,907 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 02:57:28,907 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2020-10-13 02:57:28,908 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 02:57:28,908 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-13 02:57:28,908 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-13 02:57:28,908 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-13 02:57:28,909 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-13 02:57:28,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_5 [2020-10-13 02:57:28,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-10-13 02:57:28,909 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 02:57:28,909 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 02:57:28,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 02:57:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 02:57:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 02:57:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 02:57:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 02:57:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 02:57:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 02:57:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 02:57:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-13 02:57:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-13 02:57:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 02:57:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 02:57:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 02:57:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 02:57:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2020-10-13 02:57:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2020-10-13 02:57:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_6 [2020-10-13 02:57:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2020-10-13 02:57:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_7 [2020-10-13 02:57:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2020-10-13 02:57:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_8 [2020-10-13 02:57:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure register_reboot_notifier [2020-10-13 02:57:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2020-10-13 02:57:28,914 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 02:57:28,914 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-13 02:57:28,914 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 02:57:28,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 02:57:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2020-10-13 02:57:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2020-10-13 02:57:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2020-10-13 02:57:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2020-10-13 02:57:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2020-10-13 02:57:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2020-10-13 02:57:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw [2020-10-13 02:57:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout [2020-10-13 02:57:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time [2020-10-13 02:57:28,918 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive [2020-10-13 02:57:28,918 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start [2020-10-13 02:57:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop [2020-10-13 02:57:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_set_timeout [2020-10-13 02:57:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_get_status [2020-10-13 02:57:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 02:57:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_open [2020-10-13 02:57:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_release [2020-10-13 02:57:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write [2020-10-13 02:57:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_ioctl [2020-10-13 02:57:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 02:57:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 02:57:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 02:57:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_notify_sys [2020-10-13 02:57:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure it87_wdt_init [2020-10-13 02:57:28,925 INFO L130 BoogieDeclarations]: Found specification of procedure it87_wdt_exit [2020-10-13 02:57:28,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 02:57:28,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 02:57:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 02:57:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 02:57:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 02:57:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 02:57:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 02:57:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 02:57:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-10-13 02:57:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-10-13 02:57:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-10-13 02:57:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-10-13 02:57:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 02:57:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 02:57:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 02:57:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 02:57:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 02:57:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 02:57:28,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 02:57:28,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 02:57:30,147 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 02:57:30,153 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-10-13 02:57:31,472 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 02:57:31,472 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 02:57:31,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:57:31 BoogieIcfgContainer [2020-10-13 02:57:31,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 02:57:31,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 02:57:31,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 02:57:31,486 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 02:57:31,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 02:57:27" (1/3) ... [2020-10-13 02:57:31,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42085b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:57:31, skipping insertion in model container [2020-10-13 02:57:31,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:28" (2/3) ... [2020-10-13 02:57:31,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42085b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:57:31, skipping insertion in model container [2020-10-13 02:57:31,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:57:31" (3/3) ... [2020-10-13 02:57:31,489 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 02:57:31,501 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 02:57:31,510 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 02:57:31,525 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 02:57:31,552 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 02:57:31,552 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 02:57:31,552 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 02:57:31,553 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 02:57:31,553 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 02:57:31,553 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 02:57:31,553 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 02:57:31,553 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 02:57:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states. [2020-10-13 02:57:31,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-13 02:57:31,611 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:57:31,613 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 02:57:31,613 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:57:31,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:57:31,622 INFO L82 PathProgramCache]: Analyzing trace with hash -1837458215, now seen corresponding path program 1 times [2020-10-13 02:57:31,633 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:57:31,633 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1861591278] [2020-10-13 02:57:31,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:57:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:32,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:32,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:32,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:32,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:32,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:33,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:34,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:37,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:37,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-13 02:57:37,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 02:57:37,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-13 02:57:37,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:37,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:37,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-13 02:57:37,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:57:37,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 02:57:37,811 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 02:57:37,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:57:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:37,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:37,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:37,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:57:37,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:37,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 02:57:37,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:37,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:37,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:37,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:37,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:37,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:57:37,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:37,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:37,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:37,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:37,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:57:37,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:37,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 02:57:37,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 02:57:38,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:57:38,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:38,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 02:57:38,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:38,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:57:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:38,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:38,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:57:38,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 02:57:38,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:57:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:57:38,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:38,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 02:57:38,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:57:38,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:38,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:57:38,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:57:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:38,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:38,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 02:57:38,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:57:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:57:38,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:38,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 02:57:38,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 02:57:38,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:57:38,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:38,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:57:38,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:57:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:38,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:38,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 02:57:38,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:57:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:57:38,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:38,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 02:57:38,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 02:57:38,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:57:38,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:38,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 02:57:38,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:38,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:57:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:38,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:38,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:57:38,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 02:57:38,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:38,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:57:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:57:38,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:38,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 02:57:38,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:38,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:38,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:57:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:38,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:38,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-13 02:57:38,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:38,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:38,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:38,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:38,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:38,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 02:57:38,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:38,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:38,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:38,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 02:57:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:38,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:38,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-13 02:57:38,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:38,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:38,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:38,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:38,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:38,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:38,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 02:57:38,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:38,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:38,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-13 02:57:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:38,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:38,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:38,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:38,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:38,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 02:57:38,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:38,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:38,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:38,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:38,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:39,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:39,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:39,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-13 02:57:39,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:39,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:39,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:39,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:39,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 02:57:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:39,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:39,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-13 02:57:39,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:39,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:39,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:39,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:39,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:39,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:39,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 02:57:39,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:39,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:39,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:39,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:39,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 02:57:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:39,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:39,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-13 02:57:39,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:39,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:39,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:39,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:39,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:39,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:39,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 02:57:39,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:39,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:39,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:39,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:39,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 02:57:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:39,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:39,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-13 02:57:39,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:39,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:39,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:39,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:39,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:39,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:39,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 02:57:39,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:39,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:39,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:39,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:39,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 02:57:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 02:57:39,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:39,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 02:57:39,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:39,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 02:57:39,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:39,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:39,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:57:39,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:39,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 02:57:39,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:39,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:39,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:39,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:39,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:39,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:39,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 02:57:39,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:39,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:39,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:39,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:39,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:39,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:39,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:39,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:39,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:39,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:57:39,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:39,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:39,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:39,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:39,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:39,839 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 22 proven. 42 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2020-10-13 02:57:39,840 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1861591278] [2020-10-13 02:57:39,842 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:57:39,843 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-13 02:57:39,844 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657799435] [2020-10-13 02:57:39,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-13 02:57:39,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:57:39,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-13 02:57:39,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2020-10-13 02:57:39,867 INFO L87 Difference]: Start difference. First operand 676 states. Second operand 16 states. [2020-10-13 02:57:44,133 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:57:44,965 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 253 [2020-10-13 02:57:45,362 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-13 02:57:45,798 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-13 02:57:46,643 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 255 [2020-10-13 02:57:47,129 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:57:47,884 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 253 [2020-10-13 02:57:56,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 02:57:56,602 INFO L93 Difference]: Finished difference Result 1590 states and 2404 transitions. [2020-10-13 02:57:56,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 02:57:56,605 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 175 [2020-10-13 02:57:56,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 02:57:56,632 INFO L225 Difference]: With dead ends: 1590 [2020-10-13 02:57:56,632 INFO L226 Difference]: Without dead ends: 913 [2020-10-13 02:57:56,643 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 63 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=158, Invalid=492, Unknown=0, NotChecked=0, Total=650 [2020-10-13 02:57:56,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2020-10-13 02:57:56,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 659. [2020-10-13 02:57:56,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-10-13 02:57:56,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 945 transitions. [2020-10-13 02:57:56,874 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 945 transitions. Word has length 175 [2020-10-13 02:57:56,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 02:57:56,875 INFO L479 AbstractCegarLoop]: Abstraction has 659 states and 945 transitions. [2020-10-13 02:57:56,875 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-13 02:57:56,875 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 945 transitions. [2020-10-13 02:57:56,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-10-13 02:57:56,881 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:57:56,882 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 02:57:56,882 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 02:57:56,882 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:57:56,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:57:56,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1023309099, now seen corresponding path program 1 times [2020-10-13 02:57:56,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:57:56,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1872454975] [2020-10-13 02:57:56,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:57:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:57,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:57,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:57,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:57,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:57,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-13 02:58:02,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 02:58:02,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5063 [2020-10-13 02:58:02,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:02,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-13 02:58:02,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:02,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,477 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 02:58:02,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:58:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:02,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 02:58:02,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:02,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 02:58:02,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:02,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:02,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:02,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:58:02,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:58:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:02,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 02:58:02,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:02,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:02,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:02,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:58:02,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:02,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:58:02,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:58:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:02,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 02:58:02,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:02,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:58:02,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:02,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:02,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:58:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:02,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 02:58:02,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:02,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:02,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:02,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:02,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:58:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:58:02,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:02,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:02,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:02,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:58:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:02,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:02,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 02:58:02,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:02,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:02,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:02,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:02,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:02,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:02,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:02,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:02,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:02,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-13 02:58:02,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:02,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:02,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:03,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-13 02:58:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:03,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:03,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:03,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:03,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 02:58:03,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:03,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:03,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:03,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:03,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:03,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:03,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:03,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:03,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:03,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 02:58:03,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:03,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:03,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:03,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:03,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:03,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 02:58:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:03,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:03,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:03,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:03,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-13 02:58:03,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:03,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:03,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:03,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:03,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:03,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:03,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:03,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:03,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-13 02:58:03,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:03,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:03,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:03,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:03,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:03,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 02:58:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:03,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:03,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:03,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:03,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-13 02:58:03,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:03,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:03,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:03,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:03,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:03,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:03,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:03,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:03,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:03,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 02:58:03,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:03,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:03,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:03,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:03,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:03,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 02:58:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:03,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:03,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:03,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:03,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-13 02:58:03,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:03,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:03,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:03,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:03,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:03,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:03,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:03,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:03,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:03,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-13 02:58:03,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:03,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:03,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:03,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:03,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:03,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 02:58:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:03,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:04,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:04,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:04,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:04,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-13 02:58:04,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:04,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:04,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:04,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:04,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:04,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:04,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:04,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:04,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:04,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:04,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 02:58:04,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:04,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:04,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:04,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:04,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:04,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 02:58:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:04,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:04,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:04,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 02:58:04,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:04,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 02:58:04,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:04,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:04,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 02:58:04,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:04,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:04,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:04,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:04,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:04,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:58:04,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:04,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 02:58:04,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:04,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:04,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:04,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:04,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:04,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:04,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:04,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:04,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:58:04,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:04,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:58:04,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:04,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:04,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:04,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:04,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:04,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:04,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:04,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:04,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:04,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:04,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:04,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:04,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:04,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:04,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:04,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:04,302 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 48 proven. 52 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2020-10-13 02:58:04,303 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1872454975] [2020-10-13 02:58:04,303 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:58:04,303 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-13 02:58:04,303 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42902077] [2020-10-13 02:58:04,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-13 02:58:04,307 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:58:04,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-13 02:58:04,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2020-10-13 02:58:04,308 INFO L87 Difference]: Start difference. First operand 659 states and 945 transitions. Second operand 20 states. [2020-10-13 02:58:09,851 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 264 DAG size of output: 250 [2020-10-13 02:58:10,264 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:58:10,925 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:58:12,081 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 266 DAG size of output: 253 [2020-10-13 02:58:21,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 02:58:21,301 INFO L93 Difference]: Finished difference Result 1563 states and 2311 transitions. [2020-10-13 02:58:21,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 02:58:21,302 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 181 [2020-10-13 02:58:21,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 02:58:21,317 INFO L225 Difference]: With dead ends: 1563 [2020-10-13 02:58:21,318 INFO L226 Difference]: Without dead ends: 914 [2020-10-13 02:58:21,322 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=156, Invalid=714, Unknown=0, NotChecked=0, Total=870 [2020-10-13 02:58:21,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2020-10-13 02:58:21,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 660. [2020-10-13 02:58:21,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2020-10-13 02:58:21,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 946 transitions. [2020-10-13 02:58:21,487 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 946 transitions. Word has length 181 [2020-10-13 02:58:21,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 02:58:21,487 INFO L479 AbstractCegarLoop]: Abstraction has 660 states and 946 transitions. [2020-10-13 02:58:21,488 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-13 02:58:21,488 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 946 transitions. [2020-10-13 02:58:21,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-13 02:58:21,491 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:58:21,492 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 02:58:21,492 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 02:58:21,492 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:58:21,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:58:21,493 INFO L82 PathProgramCache]: Analyzing trace with hash 80593489, now seen corresponding path program 2 times [2020-10-13 02:58:21,493 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:58:21,493 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [139548805] [2020-10-13 02:58:21,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:58:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:21,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:21,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:22,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:22,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:22,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:23,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:26,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:26,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 255 [2020-10-13 02:58:26,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 02:58:26,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5064 [2020-10-13 02:58:26,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:26,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:26,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-13 02:58:26,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:26,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,078 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 02:58:27,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:58:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:27,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 02:58:27,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:27,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 02:58:27,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:27,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:27,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:27,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:27,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:58:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:27,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 02:58:27,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:27,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:27,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:27,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:27,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:58:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:27,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 02:58:27,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:27,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:58:27,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:27,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:27,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:58:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:27,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 02:58:27,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:27,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:58:27,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:27,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:27,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:58:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:58:27,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:27,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:27,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:27,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:58:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:27,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:27,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-13 02:58:27,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:27,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:27,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:27,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:27,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 02:58:27,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:27,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:27,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 02:58:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:27,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:27,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-13 02:58:27,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:27,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:27,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:27,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:27,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:27,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:27,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:27,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:27,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:27,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-13 02:58:27,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:27,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:27,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:27,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:27,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:28,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 02:58:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:28,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:28,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:28,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:28,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:28,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 02:58:28,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:28,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:28,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:28,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:28,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:28,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:28,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:28,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:28,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-13 02:58:28,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:28,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:28,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:28,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:28,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:28,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 02:58:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:28,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:28,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:28,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:28,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:28,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:28,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-13 02:58:28,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:28,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:28,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:28,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:28,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:28,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:28,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:28,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:28,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:28,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:28,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-13 02:58:28,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:28,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:28,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:28,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:28,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:28,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 02:58:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:28,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:28,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:28,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:28,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:28,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:28,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-13 02:58:28,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:28,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:28,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:28,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:28,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:28,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:28,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:28,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 02:58:28,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:28,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:28,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:28,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:28,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:28,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 02:58:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:28,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:28,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:28,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:28,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:28,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:28,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-13 02:58:28,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:28,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:28,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:28,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:28,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:29,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-13 02:58:29,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:29,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:29,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-13 02:58:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 02:58:29,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 02:58:29,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 02:58:29,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:58:29,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:58:29,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:58:29,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:58:29,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:29,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:29,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,331 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 47 proven. 137 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2020-10-13 02:58:29,332 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [139548805] [2020-10-13 02:58:29,332 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:58:29,332 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-13 02:58:29,333 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741661184] [2020-10-13 02:58:29,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-13 02:58:29,334 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:58:29,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-13 02:58:29,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=479, Unknown=0, NotChecked=0, Total=552 [2020-10-13 02:58:29,335 INFO L87 Difference]: Start difference. First operand 660 states and 946 transitions. Second operand 24 states. [2020-10-13 02:58:36,212 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:58:36,961 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 253 [2020-10-13 02:58:37,364 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:58:38,095 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:58:38,855 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 253 [2020-10-13 02:58:50,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 02:58:50,578 INFO L93 Difference]: Finished difference Result 1565 states and 2313 transitions. [2020-10-13 02:58:50,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 02:58:50,579 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 187 [2020-10-13 02:58:50,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 02:58:50,587 INFO L225 Difference]: With dead ends: 1565 [2020-10-13 02:58:50,588 INFO L226 Difference]: Without dead ends: 915 [2020-10-13 02:58:50,591 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 59 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=194, Invalid=1066, Unknown=0, NotChecked=0, Total=1260 [2020-10-13 02:58:50,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2020-10-13 02:58:50,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 661. [2020-10-13 02:58:50,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2020-10-13 02:58:50,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 947 transitions. [2020-10-13 02:58:50,695 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 947 transitions. Word has length 187 [2020-10-13 02:58:50,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 02:58:50,696 INFO L479 AbstractCegarLoop]: Abstraction has 661 states and 947 transitions. [2020-10-13 02:58:50,696 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-13 02:58:50,696 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 947 transitions. [2020-10-13 02:58:50,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-13 02:58:50,700 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:58:50,700 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 02:58:50,700 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 02:58:50,701 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:58:50,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:58:50,701 INFO L82 PathProgramCache]: Analyzing trace with hash -2097170389, now seen corresponding path program 3 times [2020-10-13 02:58:50,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:58:50,702 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1507423812] [2020-10-13 02:58:50,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:58:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:50,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:51,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:51,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:51,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:51,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:55,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:55,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-10-13 02:58:55,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 02:58:55,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5112 [2020-10-13 02:58:55,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:55,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:55,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 124 [2020-10-13 02:58:55,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 02:58:55,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:56,421 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 02:58:56,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:58:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:56,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 02:58:56,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:56,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:56,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 02:58:56,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:56,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:56,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:58:56,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:56,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:56,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:56,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:56,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:58:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:56,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 02:58:56,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:56,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:56,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:56,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:56,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:56,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:56,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:56,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:58:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:56,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 02:58:56,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:56,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:56,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:58:56,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:56,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:56,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:58:56,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:56,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:58:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:56,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 02:58:56,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:56,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:56,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:56,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:56,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:56,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:56,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:56,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:58:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:58:56,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:56,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:58:56,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:56,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:56,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:56,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:56,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:58:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:56,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:56,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:56,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:56,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-13 02:58:56,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:56,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:56,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:56,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:56,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:56,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:56,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:57,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:57,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:57,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:57,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-13 02:58:57,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:57,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:57,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:57,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:57,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:57,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 02:58:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:57,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:57,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:57,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:57,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:57,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 02:58:57,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:57,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:57,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:57,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:57,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:57,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:57,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:57,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:57,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:57,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:57,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-13 02:58:57,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:57,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:57,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:57,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:57,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:57,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 02:58:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:57,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:57,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:57,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:57,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:57,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:57,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 170 [2020-10-13 02:58:57,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:57,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:57,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:57,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:57,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:57,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:57,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:57,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:57,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:57,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:57,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 02:58:57,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:57,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:57,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:57,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:57,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:57,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 02:58:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:57,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:57,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:57,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:57,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:57,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:57,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-13 02:58:57,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:57,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:57,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:57,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:57,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:57,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:57,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:57,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:57,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:57,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:57,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-13 02:58:57,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:57,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:57,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:57,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:57,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:57,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 02:58:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:57,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:58,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:58,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:58,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:58,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:58,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 147 [2020-10-13 02:58:58,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:58,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:58,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:58,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:58,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:58,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:58,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:58,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:58,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:58,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:58,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:58,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-13 02:58:58,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:58,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:58,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:58,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:58,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:58,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 02:58:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:58,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:58,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:58,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:58,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:58,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:58,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-13 02:58:58,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:58,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:58,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:58,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:58,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:58,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:58,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:58,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:58,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:58,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:58,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-13 02:58:58,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:58,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:58,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:58,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:58,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-13 02:58:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:58,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:58,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:58,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 02:58:58,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:58,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 02:58:58,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:58,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:58,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 02:58:58,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:58,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:58,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:58,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:58,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:58,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:58:58,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:58,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 02:58:58,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:58,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:58,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:58,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:58,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:58,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:58,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:58,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:58,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:58:58,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:58,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 02:58:58,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:58,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:58,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:58,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:58,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:58,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:58,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:58,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:58,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:58,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:58,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:58,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:58,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:58,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:58,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:58,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:59,000 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 20 proven. 255 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2020-10-13 02:58:59,000 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1507423812] [2020-10-13 02:58:59,001 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:58:59,001 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-13 02:58:59,001 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739240108] [2020-10-13 02:58:59,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-13 02:58:59,002 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:58:59,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-13 02:58:59,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=440, Unknown=0, NotChecked=0, Total=506 [2020-10-13 02:58:59,004 INFO L87 Difference]: Start difference. First operand 661 states and 947 transitions. Second operand 23 states. [2020-10-13 02:59:06,183 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:59:06,980 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 253 [2020-10-13 02:59:07,386 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:59:08,182 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:59:09,044 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 253 [2020-10-13 02:59:21,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 02:59:21,502 INFO L93 Difference]: Finished difference Result 1567 states and 2315 transitions. [2020-10-13 02:59:21,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 02:59:21,503 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 193 [2020-10-13 02:59:21,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 02:59:21,511 INFO L225 Difference]: With dead ends: 1567 [2020-10-13 02:59:21,511 INFO L226 Difference]: Without dead ends: 916 [2020-10-13 02:59:21,515 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=185, Invalid=1075, Unknown=0, NotChecked=0, Total=1260 [2020-10-13 02:59:21,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2020-10-13 02:59:21,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 662. [2020-10-13 02:59:21,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-13 02:59:21,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 948 transitions. [2020-10-13 02:59:21,616 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 948 transitions. Word has length 193 [2020-10-13 02:59:21,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 02:59:21,616 INFO L479 AbstractCegarLoop]: Abstraction has 662 states and 948 transitions. [2020-10-13 02:59:21,616 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-13 02:59:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 948 transitions. [2020-10-13 02:59:21,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-10-13 02:59:21,620 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:59:21,621 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 02:59:21,621 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 02:59:21,621 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:59:21,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:59:21,621 INFO L82 PathProgramCache]: Analyzing trace with hash 510267601, now seen corresponding path program 4 times [2020-10-13 02:59:21,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:59:21,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [448606665] [2020-10-13 02:59:21,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:59:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:21,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:21,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:22,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:22,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:26,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:26,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-13 02:59:26,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 02:59:26,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5062 [2020-10-13 02:59:26,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:26,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:26,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 125 [2020-10-13 02:59:26,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 02:59:26,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,203 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 02:59:27,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:59:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:27,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 02:59:27,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:27,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 02:59:27,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:27,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:27,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:27,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:27,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:59:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:27,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 02:59:27,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:27,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:27,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:27,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:27,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:59:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:27,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 02:59:27,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:27,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 02:59:27,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:27,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:27,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:59:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:27,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 02:59:27,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:27,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:27,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:27,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:27,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:59:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:59:27,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:27,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:27,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:27,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:59:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:27,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:27,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 02:59:27,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:27,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:27,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 02:59:27,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:27,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:27,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-13 02:59:27,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:27,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:27,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 02:59:27,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:59:27,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 02:59:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:27,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:27,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:27,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:27,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:27,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-13 02:59:27,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:27,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:27,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:27,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 02:59:27,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:28,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 02:59:28,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 02:59:28,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 02:59:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:28,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 02:59:28,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:28,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 02:59:28,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:28,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:28,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:59:28,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:28,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:28,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:28,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 02:59:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:28,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:28,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-13 02:59:28,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 02:59:28,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:28,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 02:59:28,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:28,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:28,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 02:59:28,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 02:59:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:28,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 02:59:28,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:28,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 02:59:28,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:28,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:28,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 02:59:28,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:28,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:28,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:28,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 02:59:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:28,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:28,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-13 02:59:28,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:28,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:28,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 02:59:28,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:28,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 02:59:28,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:28,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:28,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 02:59:28,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-13 02:59:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 02:59:28,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 02:59:28,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:28,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 02:59:28,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:28,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:59:28,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 02:59:28,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:28,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:28,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:59:28,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:28,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:28,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:28,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:28,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:59:28,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:28,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:28,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:28,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:28,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:28,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:59:28,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:28,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 107 proven. 321 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2020-10-13 02:59:29,026 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [448606665] [2020-10-13 02:59:29,027 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:59:29,027 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-13 02:59:29,027 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231480038] [2020-10-13 02:59:29,028 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-13 02:59:29,028 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:59:29,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-13 02:59:29,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2020-10-13 02:59:29,028 INFO L87 Difference]: Start difference. First operand 662 states and 948 transitions. Second operand 21 states. [2020-10-13 02:59:34,695 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-13 02:59:35,119 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-13 02:59:35,984 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-13 02:59:36,473 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2020-10-13 02:59:46,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 02:59:46,774 INFO L93 Difference]: Finished difference Result 1566 states and 2313 transitions. [2020-10-13 02:59:46,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 02:59:46,775 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 199 [2020-10-13 02:59:46,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 02:59:46,783 INFO L225 Difference]: With dead ends: 1566 [2020-10-13 02:59:46,783 INFO L226 Difference]: Without dead ends: 919 [2020-10-13 02:59:46,787 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 62 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=150, Invalid=906, Unknown=0, NotChecked=0, Total=1056 [2020-10-13 02:59:46,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-10-13 02:59:46,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 665. [2020-10-13 02:59:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 665 states. [2020-10-13 02:59:46,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 952 transitions. [2020-10-13 02:59:46,913 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 952 transitions. Word has length 199 [2020-10-13 02:59:46,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 02:59:46,914 INFO L479 AbstractCegarLoop]: Abstraction has 665 states and 952 transitions. [2020-10-13 02:59:46,914 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-13 02:59:46,914 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 952 transitions. [2020-10-13 02:59:46,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2020-10-13 02:59:46,919 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:59:46,919 INFO L422 BasicCegarLoop]: trace histogram [28, 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 02:59:46,919 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 02:59:46,919 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:59:46,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:59:46,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1072098669, now seen corresponding path program 5 times [2020-10-13 02:59:46,922 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:59:46,923 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1947680509] [2020-10-13 02:59:46,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:59:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:47,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:47,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:47,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:47,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-13 02:59:52,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 02:59:52,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5051 [2020-10-13 02:59:52,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:52,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-13 02:59:52,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:59:52,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,450 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 02:59:52,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:59:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:52,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 02:59:52,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:52,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 02:59:52,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:52,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:52,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:52,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:52,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:59:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:52,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:52,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:52,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:52,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:52,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:52,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:59:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:52,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 02:59:52,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:52,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:52,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:52,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:52,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:59:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:52,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:52,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:52,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:52,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:52,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:52,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:59:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:59:52,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:52,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:52,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:52,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:59:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 02:59:52,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-13 02:59:52,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:52,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:52,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-13 02:59:52,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:52,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:52,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:52,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:52,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 02:59:52,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:52,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-13 02:59:52,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:52,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:52,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:52,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 02:59:52,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:53,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-13 02:59:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:53,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:53,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:53,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:53,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 02:59:53,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:53,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-13 02:59:53,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:53,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-13 02:59:53,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:53,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:53,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:53,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:53,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 02:59:53,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:53,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-13 02:59:53,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:53,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:53,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:53,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 02:59:53,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:53,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 02:59:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:53,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:53,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:53,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:53,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:53,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 02:59:53,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:53,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:53,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 02:59:53,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:53,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:53,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:53,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:53,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:53,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:53,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:53,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:53,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:53,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:53,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:53,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:53,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:53,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 02:59:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:53,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:53,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:53,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:53,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 02:59:53,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:53,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-13 02:59:53,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:53,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:53,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-13 02:59:53,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:53,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:53,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:53,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:53,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 02:59:53,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:53,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 02:59:53,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:53,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:53,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:53,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 02:59:53,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:54,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 02:59:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:54,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:54,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:54,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:54,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:54,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 02:59:54,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:54,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:54,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 02:59:54,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:54,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:54,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:54,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:54,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:54,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:54,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:54,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:54,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:54,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:54,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:54,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:54,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:54,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 02:59:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:54,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:54,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:54,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:54,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 02:59:54,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:54,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 02:59:54,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-13 02:59:54,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:54,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:54,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:54,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:54,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 02:59:54,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:54,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 02:59:54,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:54,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:54,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:54,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 02:59:54,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:54,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-13 02:59:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:54,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:54,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:54,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 02:59:54,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:54,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 02:59:54,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:54,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:54,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 02:59:54,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:54,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:54,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:54,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:54,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:54,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:59:54,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:54,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:54,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:54,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:54,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:54,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:54,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:54,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:54,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:54,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:54,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:59:54,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:54,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:59:54,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:54,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:54,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:54,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:54,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:54,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:54,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:54,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:54,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:54,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:54,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:54,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:54,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:54,614 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 144 proven. 443 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2020-10-13 02:59:54,614 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1947680509] [2020-10-13 02:59:54,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:59:54,614 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2020-10-13 02:59:54,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742398769] [2020-10-13 02:59:54,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2020-10-13 02:59:54,615 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:59:54,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2020-10-13 02:59:54,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1042, Unknown=0, NotChecked=0, Total=1190 [2020-10-13 02:59:54,616 INFO L87 Difference]: Start difference. First operand 665 states and 952 transitions. Second operand 35 states. [2020-10-13 03:00:01,633 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 264 DAG size of output: 250 [2020-10-13 03:00:02,072 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-13 03:00:03,150 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-13 03:00:04,477 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 269 DAG size of output: 255 [2020-10-13 03:00:16,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 03:00:16,123 INFO L93 Difference]: Finished difference Result 1572 states and 2321 transitions. [2020-10-13 03:00:16,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-13 03:00:16,125 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 203 [2020-10-13 03:00:16,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 03:00:16,134 INFO L225 Difference]: With dead ends: 1572 [2020-10-13 03:00:16,134 INFO L226 Difference]: Without dead ends: 922 [2020-10-13 03:00:16,140 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=298, Invalid=2054, Unknown=0, NotChecked=0, Total=2352 [2020-10-13 03:00:16,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2020-10-13 03:00:16,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 666. [2020-10-13 03:00:16,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 666 states. [2020-10-13 03:00:16,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 954 transitions. [2020-10-13 03:00:16,346 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 954 transitions. Word has length 203 [2020-10-13 03:00:16,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 03:00:16,348 INFO L479 AbstractCegarLoop]: Abstraction has 666 states and 954 transitions. [2020-10-13 03:00:16,348 INFO L480 AbstractCegarLoop]: Interpolant automaton has 35 states. [2020-10-13 03:00:16,348 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 954 transitions. [2020-10-13 03:00:16,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-10-13 03:00:16,354 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 03:00:16,354 INFO L422 BasicCegarLoop]: trace histogram [32, 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 03:00:16,354 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 03:00:16,354 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 03:00:16,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 03:00:16,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1630165231, now seen corresponding path program 6 times [2020-10-13 03:00:16,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 03:00:16,355 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1589029417] [2020-10-13 03:00:16,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 03:00:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:16,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:16,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:17,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:17,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:21,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:21,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 275 [2020-10-13 03:00:21,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 03:00:21,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-13 03:00:21,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:21,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:21,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-13 03:00:21,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 03:00:21,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:21,940 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 03:00:21,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 03:00:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:21,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:21,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:21,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:21,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:21,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 03:00:21,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:21,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:21,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:21,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:21,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:21,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:22,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:00:22,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:22,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:22,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:22,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:22,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 03:00:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:22,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 03:00:22,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:22,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:22,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:22,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:22,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 03:00:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:22,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 03:00:22,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:22,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:22,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:22,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:22,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 03:00:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:22,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:00:22,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:22,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:22,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:22,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:22,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 03:00:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 03:00:22,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:00:22,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:22,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:22,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 03:00:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 03:00:22,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-13 03:00:22,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:22,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:22,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 03:00:22,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 03:00:22,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-13 03:00:22,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 03:00:22,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-13 03:00:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 03:00:22,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:00:22,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-13 03:00:22,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:22,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:22,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 03:00:22,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:22,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:22,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:22,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:22,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 03:00:22,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:22,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-13 03:00:22,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:22,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:22,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:22,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 03:00:22,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:23,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-13 03:00:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:23,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:23,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:23,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:00:23,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:23,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:00:23,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:23,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:23,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 03:00:23,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:23,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:23,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:23,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:23,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:23,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:00:23,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:23,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 03:00:23,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:23,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:23,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 03:00:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:23,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:23,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:23,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:23,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 03:00:23,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:00:23,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-13 03:00:23,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:23,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:23,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:23,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 03:00:23,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:23,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:23,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:23,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:23,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 03:00:23,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:23,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-13 03:00:23,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:23,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:23,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:23,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 03:00:23,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:23,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 03:00:23,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:23,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:23,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:23,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:00:23,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:23,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:00:23,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:23,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:23,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 03:00:23,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:23,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:23,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:23,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:23,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:23,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:00:23,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:23,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:00:23,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:23,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:23,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:23,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:23,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:23,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-13 03:00:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:23,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:23,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:23,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:23,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 03:00:23,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:00:23,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 03:00:23,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:23,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:23,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:23,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 03:00:23,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:23,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:23,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:23,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:23,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 03:00:23,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:23,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-13 03:00:23,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:23,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:23,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:23,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 03:00:23,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:23,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-13 03:00:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:24,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:24,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:24,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 03:00:24,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:24,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:00:24,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:24,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:24,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 03:00:24,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:24,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:24,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:24,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:24,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:24,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:00:24,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:24,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 03:00:24,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:24,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:24,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:24,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:24,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:24,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:24,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:24,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:24,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:00:24,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:24,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 03:00:24,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:24,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:24,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:24,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:24,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:24,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:24,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:24,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:24,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:24,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:24,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:24,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:24,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:24,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:24,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:24,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:24,127 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 192 proven. 534 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2020-10-13 03:00:24,128 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1589029417] [2020-10-13 03:00:24,128 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 03:00:24,128 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2020-10-13 03:00:24,128 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593729352] [2020-10-13 03:00:24,129 INFO L459 AbstractCegarLoop]: Interpolant automaton has 36 states [2020-10-13 03:00:24,129 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 03:00:24,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2020-10-13 03:00:24,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=1087, Unknown=0, NotChecked=0, Total=1260 [2020-10-13 03:00:24,130 INFO L87 Difference]: Start difference. First operand 666 states and 954 transitions. Second operand 36 states. [2020-10-13 03:00:36,339 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 254 [2020-10-13 03:00:36,794 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-13 03:00:38,147 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-13 03:00:39,115 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 259 [2020-10-13 03:00:55,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 03:00:55,817 INFO L93 Difference]: Finished difference Result 1576 states and 2327 transitions. [2020-10-13 03:00:55,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-13 03:00:55,819 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 207 [2020-10-13 03:00:55,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 03:00:55,824 INFO L225 Difference]: With dead ends: 1576 [2020-10-13 03:00:55,825 INFO L226 Difference]: Without dead ends: 925 [2020-10-13 03:00:55,829 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 547 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=354, Invalid=2298, Unknown=0, NotChecked=0, Total=2652 [2020-10-13 03:00:55,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2020-10-13 03:00:55,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 667. [2020-10-13 03:00:55,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 667 states. [2020-10-13 03:00:55,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 956 transitions. [2020-10-13 03:00:55,961 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 956 transitions. Word has length 207 [2020-10-13 03:00:55,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 03:00:55,961 INFO L479 AbstractCegarLoop]: Abstraction has 667 states and 956 transitions. [2020-10-13 03:00:55,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 36 states. [2020-10-13 03:00:55,961 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 956 transitions. [2020-10-13 03:00:55,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-10-13 03:00:55,965 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 03:00:55,966 INFO L422 BasicCegarLoop]: trace histogram [36, 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 03:00:55,966 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 03:00:55,966 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 03:00:55,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 03:00:55,966 INFO L82 PathProgramCache]: Analyzing trace with hash -2034754221, now seen corresponding path program 7 times [2020-10-13 03:00:55,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 03:00:55,967 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2140083811] [2020-10-13 03:00:55,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 03:00:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:56,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:56,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:56,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:56,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 279 [2020-10-13 03:01:01,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 03:01:01,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5099 [2020-10-13 03:01:01,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:01:01,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-10-13 03:01:01,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 03:01:01,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,583 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 03:01:01,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 03:01:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:01,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 03:01:01,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:01,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 03:01:01,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:01,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:01:01,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:01,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:01,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 03:01:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:01,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 03:01:01,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:01,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:01:01,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:01,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:01,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 03:01:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:01,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 03:01:01,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:01,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:01:01,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:01,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:01,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 03:01:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:01,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 03:01:01,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:01,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:01:01,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:01,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:01,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 03:01:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 03:01:01,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:01,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:01,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:01,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:01,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:01,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 03:01:01,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:01,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:01,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:01,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:01:01,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-13 03:01:01,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:01,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:01:01,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:01:01,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:01:01,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:01,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:02,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:01:02,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:02,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-13 03:01:02,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:01:02,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:02,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 03:01:02,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:02,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-13 03:01:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:02,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:02,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:02,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:02,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-13 03:01:02,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:02,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:01:02,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:01:02,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:01:02,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:02,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:02,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:02,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:01:02,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:02,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-13 03:01:02,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:02,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:01:02,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:02,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 03:01:02,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:02,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 03:01:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:02,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:02,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:01:02,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:02,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 03:01:02,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:02,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:02,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 03:01:02,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:02,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:02,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:02,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:02,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:01:02,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:02,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:01:02,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:02,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:02,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:02,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:02,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:02,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 03:01:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:02,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:02,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:02,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:01:02,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-13 03:01:02,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:02,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:01:02,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:01:02,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:01:02,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:02,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:02,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:02,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:01:02,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:02,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 137 [2020-10-13 03:01:02,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:01:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 03:01:02,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:02,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-13 03:01:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:02,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:02,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:01:02,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:02,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:01:02,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:02,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:02,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 03:01:02,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:02,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:02,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:02,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:02,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:01:02,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:02,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:01:02,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:02,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:02,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:02,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:02,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:02,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-13 03:01:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:02,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:03,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:03,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:03,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:01:03,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-13 03:01:03,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:03,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:01:03,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:01:03,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:01:03,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:03,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:03,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:03,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:03,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:03,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:01:03,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:03,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 03:01:03,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:03,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:01:03,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:03,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 03:01:03,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:03,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-13 03:01:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:03,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:03,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:03,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 03:01:03,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:03,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:01:03,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:03,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:03,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 03:01:03,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:03,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:03,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:03,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:03,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:03,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:03,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:03,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 03:01:03,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:03,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:03,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:03,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:03,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:03,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:03,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:03,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:03,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:01:03,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:03,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:01:03,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:03,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:03,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:03,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:03,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:03,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:03,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:03,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:03,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:03,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:03,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:03,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:03,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 144 proven. 717 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2020-10-13 03:01:03,778 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2140083811] [2020-10-13 03:01:03,778 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 03:01:03,779 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-10-13 03:01:03,779 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948251559] [2020-10-13 03:01:03,779 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-10-13 03:01:03,780 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 03:01:03,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-10-13 03:01:03,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=740, Unknown=0, NotChecked=0, Total=870 [2020-10-13 03:01:03,781 INFO L87 Difference]: Start difference. First operand 667 states and 956 transitions. Second operand 30 states.