/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --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 language data_model -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 0.2.0-0f64333 [2020-10-27 12:31:12,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 12:31:12,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 12:31:12,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 12:31:12,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 12:31:12,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 12:31:12,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 12:31:12,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 12:31:12,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 12:31:12,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 12:31:12,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 12:31:12,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 12:31:12,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 12:31:12,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 12:31:12,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 12:31:12,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 12:31:12,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 12:31:12,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 12:31:12,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 12:31:12,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 12:31:12,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 12:31:12,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 12:31:12,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 12:31:12,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 12:31:12,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 12:31:12,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 12:31:12,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 12:31:12,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 12:31:12,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 12:31:12,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 12:31:12,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 12:31:12,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 12:31:12,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 12:31:12,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 12:31:12,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 12:31:12,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 12:31:12,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 12:31:12,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 12:31:12,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 12:31:12,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 12:31:12,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 12:31:12,287 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 [2020-10-27 12:31:12,314 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 12:31:12,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 12:31:12,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 12:31:12,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 12:31:12,316 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 12:31:12,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 12:31:12,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 12:31:12,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 12:31:12,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 12:31:12,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 12:31:12,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 12:31:12,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 12:31:12,318 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 12:31:12,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 12:31:12,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 12:31:12,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 12:31:12,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 12:31:12,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 12:31:12,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 12:31:12,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 12:31:12,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 12:31:12,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 12:31:12,320 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 12:31:12,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 12:31:12,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 12:31:12,320 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 12:31:12,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 12:31:12,320 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 12:31:12,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 12:31:12,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 12:31:12,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 12:31:12,750 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 12:31:12,754 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 12:31:12,755 INFO L432 ainManager$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 [2020-10-27 12:31:12,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca07ae598/fd88207a2ade4a35bfa5e15c2906f669/FLAGbf30d24e2 [2020-10-27 12:31:13,680 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 12:31:13,681 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 [2020-10-27 12:31:13,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca07ae598/fd88207a2ade4a35bfa5e15c2906f669/FLAGbf30d24e2 [2020-10-27 12:31:13,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca07ae598/fd88207a2ade4a35bfa5e15c2906f669 [2020-10-27 12:31:13,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 12:31:13,751 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 12:31:13,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 12:31:13,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 12:31:13,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 12:31:13,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:31:13" (1/1) ... [2020-10-27 12:31:13,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a59c561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:13, skipping insertion in model container [2020-10-27 12:31:13,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:31:13" (1/1) ... [2020-10-27 12:31:13,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 12:31:13,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 12:31:14,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 12:31:14,725 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 12:31:14,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 12:31:14,999 INFO L208 MainTranslator]: Completed translation [2020-10-27 12:31:14,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:14 WrapperNode [2020-10-27 12:31:15,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 12:31:15,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 12:31:15,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 12:31:15,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 12:31:15,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:14" (1/1) ... [2020-10-27 12:31:15,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:14" (1/1) ... [2020-10-27 12:31:15,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:14" (1/1) ... [2020-10-27 12:31:15,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:14" (1/1) ... [2020-10-27 12:31:15,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:14" (1/1) ... [2020-10-27 12:31:15,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:14" (1/1) ... [2020-10-27 12:31:15,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:14" (1/1) ... [2020-10-27 12:31:15,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 12:31:15,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 12:31:15,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 12:31:15,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 12:31:15,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:14" (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 [2020-10-27 12:31:15,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 12:31:15,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 12:31:15,244 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 12:31:15,244 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-27 12:31:15,244 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-27 12:31:15,245 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-27 12:31:15,245 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-27 12:31:15,246 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-27 12:31:15,246 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-27 12:31:15,246 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-27 12:31:15,246 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 12:31:15,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 12:31:15,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 12:31:15,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-27 12:31:15,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-27 12:31:15,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 12:31:15,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 12:31:15,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 12:31:15,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 12:31:15,251 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-27 12:31:15,251 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2020-10-27 12:31:15,251 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2020-10-27 12:31:15,251 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2020-10-27 12:31:15,252 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2020-10-27 12:31:15,252 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2020-10-27 12:31:15,252 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2020-10-27 12:31:15,252 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw [2020-10-27 12:31:15,252 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout [2020-10-27 12:31:15,252 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time [2020-10-27 12:31:15,253 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive [2020-10-27 12:31:15,253 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start [2020-10-27 12:31:15,253 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop [2020-10-27 12:31:15,253 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_set_timeout [2020-10-27 12:31:15,253 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_get_status [2020-10-27 12:31:15,253 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_open [2020-10-27 12:31:15,253 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_release [2020-10-27 12:31:15,254 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write [2020-10-27 12:31:15,254 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_ioctl [2020-10-27 12:31:15,254 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_notify_sys [2020-10-27 12:31:15,254 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_wdt_init [2020-10-27 12:31:15,254 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_wdt_exit [2020-10-27 12:31:15,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2020-10-27 12:31:15,255 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 12:31:15,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_5 [2020-10-27 12:31:15,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_6 [2020-10-27 12:31:15,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_7 [2020-10-27 12:31:15,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_8 [2020-10-27 12:31:15,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 12:31:15,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 12:31:15,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-27 12:31:15,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-27 12:31:15,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-27 12:31:15,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-10-27 12:31:15,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-10-27 12:31:15,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-10-27 12:31:15,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-10-27 12:31:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-10-27 12:31:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 12:31:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-27 12:31:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2020-10-27 12:31:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-27 12:31:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-27 12:31:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-27 12:31:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 12:31:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2020-10-27 12:31:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2020-10-27 12:31:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2020-10-27 12:31:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 12:31:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure register_reboot_notifier [2020-10-27 12:31:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2020-10-27 12:31:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 12:31:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 12:31:15,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 12:31:15,261 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 12:31:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 12:31:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 12:31:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 12:31:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 12:31:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 12:31:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 12:31:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-27 12:31:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-27 12:31:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-27 12:31:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-27 12:31:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-27 12:31:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 12:31:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 12:31:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2020-10-27 12:31:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 12:31:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-27 12:31:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-27 12:31:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-27 12:31:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-27 12:31:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_5 [2020-10-27 12:31:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-10-27 12:31:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 12:31:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 12:31:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 12:31:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 12:31:15,268 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 12:31:15,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 12:31:15,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 12:31:15,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 12:31:15,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 12:31:15,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-27 12:31:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-27 12:31:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 12:31:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 12:31:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 12:31:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 12:31:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2020-10-27 12:31:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2020-10-27 12:31:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_6 [2020-10-27 12:31:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2020-10-27 12:31:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_7 [2020-10-27 12:31:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2020-10-27 12:31:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_8 [2020-10-27 12:31:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure register_reboot_notifier [2020-10-27 12:31:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2020-10-27 12:31:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-27 12:31:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-27 12:31:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-27 12:31:15,273 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2020-10-27 12:31:15,273 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2020-10-27 12:31:15,273 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2020-10-27 12:31:15,273 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2020-10-27 12:31:15,273 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2020-10-27 12:31:15,273 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2020-10-27 12:31:15,274 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw [2020-10-27 12:31:15,274 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout [2020-10-27 12:31:15,274 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time [2020-10-27 12:31:15,274 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive [2020-10-27 12:31:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start [2020-10-27 12:31:15,276 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop [2020-10-27 12:31:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_set_timeout [2020-10-27 12:31:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_get_status [2020-10-27 12:31:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 12:31:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_open [2020-10-27 12:31:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_release [2020-10-27 12:31:15,280 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write [2020-10-27 12:31:15,280 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_ioctl [2020-10-27 12:31:15,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 12:31:15,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 12:31:15,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 12:31:15,283 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_notify_sys [2020-10-27 12:31:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure it87_wdt_init [2020-10-27 12:31:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure it87_wdt_exit [2020-10-27 12:31:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 12:31:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 12:31:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 12:31:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 12:31:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 12:31:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-27 12:31:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-27 12:31:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-27 12:31:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-10-27 12:31:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-10-27 12:31:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-10-27 12:31:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-10-27 12:31:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-27 12:31:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 12:31:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 12:31:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 12:31:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 12:31:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 12:31:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 12:31:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 12:31:16,588 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 12:31:16,593 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-10-27 12:31:18,226 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 12:31:18,226 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 12:31:18,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:31:18 BoogieIcfgContainer [2020-10-27 12:31:18,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 12:31:18,235 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 12:31:18,235 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 12:31:18,238 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 12:31:18,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:31:13" (1/3) ... [2020-10-27 12:31:18,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70b8af75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:31:18, skipping insertion in model container [2020-10-27 12:31:18,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:14" (2/3) ... [2020-10-27 12:31:18,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70b8af75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:31:18, skipping insertion in model container [2020-10-27 12:31:18,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:31:18" (3/3) ... [2020-10-27 12:31:18,242 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2020-10-27 12:31:18,255 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 12:31:18,261 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 12:31:18,279 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 12:31:18,325 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 12:31:18,325 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 12:31:18,325 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 12:31:18,326 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 12:31:18,326 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 12:31:18,326 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 12:31:18,326 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 12:31:18,326 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 12:31:18,372 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states. [2020-10-27 12:31:18,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-27 12:31:18,405 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 12:31:18,406 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, 1, 1] [2020-10-27 12:31:18,406 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 12:31:18,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 12:31:18,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1178657551, now seen corresponding path program 1 times [2020-10-27 12:31:18,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 12:31:18,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [296464655] [2020-10-27 12:31:18,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 12:31:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:18,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:19,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:19,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:19,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:19,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:19,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:21,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:23,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:23,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-27 12:31:23,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 12:31:23,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5043 [2020-10-27 12:31:23,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:23,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:23,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-27 12:31:23,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:23,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 12:31:24,466 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-27 12:31:24,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 12:31:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:31:24,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-27 12:31:24,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:24,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:31:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:31:24,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 12:31:24,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 12:31:24,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:31:24,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 12:31:24,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:24,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:31:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:24,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 12:31:24,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 12:31:24,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 12:31:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:31:24,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:24,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 12:31:24,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 12:31:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:31:24,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 12:31:24,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:31:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:24,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 12:31:24,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 12:31:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 12:31:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:31:24,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:24,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 12:31:24,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 12:31:24,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:31:24,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 12:31:24,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:24,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:31:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:24,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:31:24,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 12:31:24,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 12:31:24,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:31:24,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:24,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 12:31:24,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 12:31:24,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:31:24,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 12:31:24,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:24,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:31:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:24,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:31:24,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 12:31:24,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 12:31:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:24,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 12:31:24,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:24,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:31:24,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:24,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:24,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 12:31:24,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:24,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:24,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 12:31:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:24,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:24,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:31:25,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:25,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-27 12:31:25,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:25,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:31:25,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:25,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:25,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 12:31:25,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:25,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 12:31:25,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 12:31:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:31:25,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:25,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 12:31:25,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:25,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:31:25,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:25,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:25,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 12:31:25,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:25,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 12:31:25,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 12:31:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:31:25,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:25,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-27 12:31:25,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:31:25,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:25,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:25,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 12:31:25,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 12:31:25,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 12:31:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:31:25,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:25,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 12:31:25,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:25,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:31:25,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:25,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:25,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 12:31:25,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:25,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 12:31:25,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 12:31:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:31:25,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:25,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 12:31:25,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:25,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:31:25,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:25,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:25,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 12:31:25,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:25,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 12:31:25,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 12:31:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:31:25,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:25,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-27 12:31:25,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:25,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:31:25,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:25,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:25,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 12:31:25,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 12:31:25,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:25,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 12:31:25,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:25,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 12:31:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:25,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:25,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:25,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 12:31:25,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:25,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 12:31:25,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:25,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:25,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 12:31:25,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:25,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 12:31:26,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:26,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:26,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:26,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 12:31:26,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:26,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 12:31:26,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:26,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:26,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:26,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:26,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:26,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:26,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:26,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:26,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:31:26,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:26,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 12:31:26,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:26,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:26,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:26,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:26,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:26,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:26,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:26,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:26,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:26,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:26,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 12:31:26,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:26,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:26,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:26,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:26,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 12:31:26,237 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 15 proven. 17 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2020-10-27 12:31:26,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [296464655] [2020-10-27 12:31:26,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 12:31:26,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 12:31:26,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867873521] [2020-10-27 12:31:26,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 12:31:26,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 12:31:26,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 12:31:26,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-10-27 12:31:26,268 INFO L87 Difference]: Start difference. First operand 680 states. Second operand 14 states. [2020-10-27 12:31:31,101 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 279 DAG size of output: 264 [2020-10-27 12:31:31,663 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2020-10-27 12:31:32,210 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2020-10-27 12:31:33,373 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 283 DAG size of output: 269 [2020-10-27 12:31:34,029 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2020-10-27 12:31:35,147 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 281 DAG size of output: 267 [2020-10-27 12:31:44,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 12:31:44,596 INFO L93 Difference]: Finished difference Result 1596 states and 2413 transitions. [2020-10-27 12:31:44,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 12:31:44,598 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-10-27 12:31:44,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 12:31:44,624 INFO L225 Difference]: With dead ends: 1596 [2020-10-27 12:31:44,624 INFO L226 Difference]: Without dead ends: 915 [2020-10-27 12:31:44,639 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 69 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2020-10-27 12:31:44,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2020-10-27 12:31:44,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 661. [2020-10-27 12:31:44,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2020-10-27 12:31:44,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 947 transitions. [2020-10-27 12:31:44,924 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 947 transitions. Word has length 177 [2020-10-27 12:31:44,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 12:31:44,925 INFO L481 AbstractCegarLoop]: Abstraction has 661 states and 947 transitions. [2020-10-27 12:31:44,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 12:31:44,925 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 947 transitions. [2020-10-27 12:31:44,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-27 12:31:44,939 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 12:31:44,940 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, 1, 1] [2020-10-27 12:31:44,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 12:31:44,940 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 12:31:44,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 12:31:44,941 INFO L82 PathProgramCache]: Analyzing trace with hash -741101881, now seen corresponding path program 1 times [2020-10-27 12:31:44,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 12:31:44,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2138373491] [2020-10-27 12:31:44,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 12:31:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:45,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:45,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:45,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:45,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:45,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-27 12:31:50,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 12:31:50,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-27 12:31:50,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:50,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 12:31:50,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 12:31:50,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,632 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-27 12:31:50,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 12:31:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:31:50,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 12:31:50,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:31:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:31:50,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 12:31:50,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:31:50,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 12:31:50,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:31:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:50,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:31:50,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 12:31:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:31:50,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 12:31:50,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:31:50,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:31:50,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:31:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:50,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:31:50,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 12:31:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:31:50,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 12:31:50,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:31:50,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:31:50,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:31:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:50,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:31:50,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 12:31:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:31:50,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 12:31:50,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:31:50,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:31:50,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:31:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:50,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:31:50,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 12:31:50,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:50,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:50,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 12:31:50,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:50,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:31:50,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:50,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:50,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:50,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:50,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:50,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 12:31:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:50,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:51,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 12:31:51,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:51,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-27 12:31:51,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:51,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:51,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:51,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 12:31:51,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:51,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:51,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:51,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 12:31:51,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:51,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 12:31:51,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:51,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:51,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:51,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 12:31:51,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:51,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 12:31:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:51,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:51,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 12:31:51,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:51,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-27 12:31:51,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:51,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:51,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:51,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 12:31:51,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:51,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:51,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:51,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 12:31:51,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:51,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-27 12:31:51,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:51,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 12:31:51,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:51,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 12:31:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:51,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:51,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 12:31:51,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:51,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-27 12:31:51,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:51,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:51,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:51,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 12:31:51,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:51,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:51,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:51,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 12:31:51,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:51,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 12:31:51,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:51,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:51,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:51,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 12:31:51,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:51,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 12:31:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:51,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:51,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 12:31:51,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:51,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-27 12:31:51,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:51,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:51,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:51,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 12:31:51,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:51,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:51,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:51,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 12:31:51,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:51,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 12:31:51,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:51,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:51,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:51,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 12:31:51,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:51,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 12:31:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:51,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:51,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 12:31:51,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:51,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 12:31:51,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:51,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:51,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:51,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 12:31:51,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:51,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:51,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:51,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:51,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 12:31:51,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:51,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 12:31:51,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:51,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:51,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:51,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 12:31:51,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:51,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 12:31:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:52,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:52,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:52,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:52,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 12:31:52,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:31:52,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-27 12:31:52,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:52,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:52,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:31:52,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 12:31:52,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:52,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:52,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:52,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:52,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 12:31:52,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:52,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-27 12:31:52,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:52,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 12:31:52,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:52,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 12:31:52,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:52,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-27 12:31:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:52,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:52,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:52,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 12:31:52,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:52,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 12:31:52,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:52,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:52,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 12:31:52,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:52,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:52,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:52,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:52,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:52,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 12:31:52,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:52,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 12:31:52,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:52,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:52,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:52,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:52,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:52,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:52,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:52,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:52,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:31:52,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:52,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 12:31:52,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:52,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:52,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:31:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:31:52,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:31:52,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:31:52,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:31:52,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:31:52,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:31:52,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:31:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:31:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:31:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:31:52,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:31:52,436 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 12 proven. 56 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2020-10-27 12:31:52,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2138373491] [2020-10-27 12:31:52,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 12:31:52,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 12:31:52,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387269523] [2020-10-27 12:31:52,439 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 12:31:52,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 12:31:52,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 12:31:52,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-27 12:31:52,440 INFO L87 Difference]: Start difference. First operand 661 states and 947 transitions. Second operand 16 states. [2020-10-27 12:31:57,960 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 274 DAG size of output: 266 [2020-10-27 12:31:58,511 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2020-10-27 12:31:59,325 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2020-10-27 12:32:00,458 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 276 DAG size of output: 268 [2020-10-27 12:32:10,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 12:32:10,847 INFO L93 Difference]: Finished difference Result 1567 states and 2315 transitions. [2020-10-27 12:32:10,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 12:32:10,848 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 183 [2020-10-27 12:32:10,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 12:32:10,859 INFO L225 Difference]: With dead ends: 1567 [2020-10-27 12:32:10,859 INFO L226 Difference]: Without dead ends: 916 [2020-10-27 12:32:10,863 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=132, Invalid=518, Unknown=0, NotChecked=0, Total=650 [2020-10-27 12:32:10,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2020-10-27 12:32:11,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 662. [2020-10-27 12:32:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-27 12:32:11,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 948 transitions. [2020-10-27 12:32:11,016 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 948 transitions. Word has length 183 [2020-10-27 12:32:11,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 12:32:11,017 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 948 transitions. [2020-10-27 12:32:11,017 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 12:32:11,018 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 948 transitions. [2020-10-27 12:32:11,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-27 12:32:11,023 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 12:32:11,023 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, 1, 1] [2020-10-27 12:32:11,023 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 12:32:11,024 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 12:32:11,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 12:32:11,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1385299385, now seen corresponding path program 2 times [2020-10-27 12:32:11,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 12:32:11,025 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1943148834] [2020-10-27 12:32:11,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 12:32:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:11,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:11,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:11,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:11,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:11,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:16,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:16,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-27 12:32:16,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 12:32:16,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5148 [2020-10-27 12:32:16,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:16,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:16,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 12:32:16,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 12:32:16,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:16,800 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-27 12:32:16,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 12:32:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:16,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:16,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:16,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:32:16,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:16,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 12:32:16,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:16,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:16,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:16,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:16,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:16,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:32:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:16,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:16,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:16,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:32:16,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:16,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 12:32:16,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:16,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:16,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:16,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:16,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:16,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:16,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:16,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:16,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:32:16,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:16,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:32:16,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:16,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:16,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:16,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:16,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:16,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:32:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:16,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:16,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:16,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:32:16,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:16,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:32:16,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:16,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:16,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:16,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:16,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:16,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 12:32:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:16,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:16,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:16,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:32:16,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:16,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 12:32:16,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:16,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:16,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:16,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:16,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:16,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:16,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:16,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:16,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:32:16,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:16,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:32:16,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:16,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:16,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:16,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:16,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:16,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:32:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:16,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:16,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:16,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:32:16,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:16,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:32:16,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:16,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:16,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:16,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:16,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:16,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 12:32:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:16,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:16,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:16,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:32:16,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:16,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 12:32:16,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:16,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:16,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:16,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:16,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:16,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:16,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:16,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:32:17,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:17,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:32:17,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:17,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:17,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:17,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:32:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:32:17,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:17,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:32:17,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:17,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:17,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:17,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 12:32:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:32:17,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:17,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 12:32:17,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:17,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:17,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:17,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:32:17,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:17,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:32:17,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:17,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:32:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:32:17,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:17,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:32:17,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:17,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:17,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:17,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 12:32:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 12:32:17,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:17,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:32:17,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:17,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:17,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:17,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 12:32:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 12:32:17,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:17,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 12:32:17,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:17,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:17,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 12:32:17,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 12:32:17,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:17,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 12:32:17,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:17,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:17,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 12:32:17,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 12:32:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 12:32:17,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:32:17,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-27 12:32:17,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:17,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:17,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 12:32:17,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 12:32:17,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:17,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 12:32:17,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:17,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:17,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 12:32:17,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 12:32:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 12:32:17,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:32:17,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-27 12:32:17,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:17,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:17,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 12:32:17,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:17,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:17,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 12:32:17,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:17,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 12:32:17,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:17,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 12:32:17,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 12:32:17,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 12:32:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:17,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:17,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:18,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:18,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 12:32:18,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:32:18,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-27 12:32:18,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:18,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:18,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:18,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 12:32:18,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 12:32:18,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:18,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:18,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:18,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 12:32:18,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:18,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-27 12:32:18,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:18,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:18,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:18,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 12:32:18,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 12:32:18,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 12:32:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:18,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:18,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:18,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:18,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 12:32:18,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:32:18,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-27 12:32:18,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:18,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:18,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:18,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 12:32:18,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:18,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:18,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:18,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:18,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 12:32:18,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:18,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 12:32:18,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:18,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 12:32:18,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:18,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 12:32:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:18,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:18,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:18,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:18,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 12:32:18,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:32:18,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-27 12:32:18,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:18,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:18,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:18,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 12:32:18,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:18,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:18,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:18,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:18,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 12:32:18,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:18,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-27 12:32:18,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:18,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 12:32:18,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:18,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 12:32:18,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:18,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-27 12:32:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:18,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:18,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:18,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 12:32:18,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:18,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 12:32:18,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:18,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:18,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 12:32:18,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:18,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:18,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:18,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:18,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:18,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 12:32:18,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:18,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 12:32:18,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:18,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:18,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:18,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:18,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:18,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:18,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:19,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:19,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:32:19,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:19,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 12:32:19,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:19,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:19,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:19,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:19,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:19,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:19,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:19,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:19,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:32:19,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:19,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:32:19,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:19,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:19,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:19,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:19,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:19,102 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 24 proven. 153 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-10-27 12:32:19,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1943148834] [2020-10-27 12:32:19,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 12:32:19,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-27 12:32:19,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911104625] [2020-10-27 12:32:19,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 12:32:19,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 12:32:19,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 12:32:19,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2020-10-27 12:32:19,106 INFO L87 Difference]: Start difference. First operand 662 states and 948 transitions. Second operand 22 states. [2020-10-27 12:32:26,158 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2020-10-27 12:32:26,763 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2020-10-27 12:32:40,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 12:32:40,006 INFO L93 Difference]: Finished difference Result 1569 states and 2317 transitions. [2020-10-27 12:32:40,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 12:32:40,008 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 189 [2020-10-27 12:32:40,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 12:32:40,016 INFO L225 Difference]: With dead ends: 1569 [2020-10-27 12:32:40,017 INFO L226 Difference]: Without dead ends: 917 [2020-10-27 12:32:40,020 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 63 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2020-10-27 12:32:40,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2020-10-27 12:32:40,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 663. [2020-10-27 12:32:40,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663 states. [2020-10-27 12:32:40,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 949 transitions. [2020-10-27 12:32:40,161 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 949 transitions. Word has length 189 [2020-10-27 12:32:40,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 12:32:40,161 INFO L481 AbstractCegarLoop]: Abstraction has 663 states and 949 transitions. [2020-10-27 12:32:40,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-27 12:32:40,162 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 949 transitions. [2020-10-27 12:32:40,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-10-27 12:32:40,165 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 12:32:40,165 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, 1, 1] [2020-10-27 12:32:40,166 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 12:32:40,166 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 12:32:40,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 12:32:40,167 INFO L82 PathProgramCache]: Analyzing trace with hash 1998968071, now seen corresponding path program 3 times [2020-10-27 12:32:40,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 12:32:40,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [23950925] [2020-10-27 12:32:40,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 12:32:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:40,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:40,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:40,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:40,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:41,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:45,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:45,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-10-27 12:32:45,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 12:32:45,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5045 [2020-10-27 12:32:45,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:45,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:45,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 12:32:45,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 12:32:45,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:45,951 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-27 12:32:45,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 12:32:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:45,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:32:46,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 12:32:46,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:32:46,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:32:46,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 12:32:46,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:32:46,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:32:46,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:32:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:32:46,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:32:46,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 12:32:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:32:46,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 12:32:46,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:32:46,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:32:46,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:32:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:32:46,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:32:46,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 12:32:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:32:46,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 12:32:46,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:32:46,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:32:46,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:32:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:32:46,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:32:46,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 12:32:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:32:46,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 12:32:46,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:32:46,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:32:46,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:32:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:32:46,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:32:46,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 12:32:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 12:32:46,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:32:46,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:46,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:46,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 12:32:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 12:32:46,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-27 12:32:46,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:46,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:46,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 12:32:46,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 12:32:46,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-27 12:32:46,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:46,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 12:32:46,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 12:32:46,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 12:32:46,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:32:46,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-10-27 12:32:46,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:46,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:46,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 12:32:46,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:46,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:46,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:46,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:46,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 12:32:46,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:46,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-27 12:32:46,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:46,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:46,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:46,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 12:32:46,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:47,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 12:32:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:47,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:47,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:47,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:47,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 12:32:47,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:32:47,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-27 12:32:47,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:47,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:47,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:47,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 12:32:47,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:47,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:47,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:47,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:47,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 12:32:47,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:47,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-27 12:32:47,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:47,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:47,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:47,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 12:32:47,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:47,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 12:32:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:47,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:47,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:47,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:47,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 12:32:47,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:32:47,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-27 12:32:47,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:47,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:47,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:47,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 12:32:47,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:47,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:47,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:47,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:47,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 12:32:47,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:47,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 12:32:47,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:47,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:47,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:47,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 12:32:47,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:47,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 12:32:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:47,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:47,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:47,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:47,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 12:32:47,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:32:47,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-27 12:32:47,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 12:32:47,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:47,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:47,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:47,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:47,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 12:32:47,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:47,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 12:32:47,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:47,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:47,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:47,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 12:32:47,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:47,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 12:32:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:47,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:47,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:48,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:48,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 12:32:48,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:32:48,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-27 12:32:48,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:32:48,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 12:32:48,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:48,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:48,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:48,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:48,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 12:32:48,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:48,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 12:32:48,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:48,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 12:32:48,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:48,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 12:32:48,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:48,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-27 12:32:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:48,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:48,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:48,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 12:32:48,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:48,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 12:32:48,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:48,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:48,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 12:32:48,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:48,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:48,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:48,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:48,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:48,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 12:32:48,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:48,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 12:32:48,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:48,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:48,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:48,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:48,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:48,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:48,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:48,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:48,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:32:48,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:48,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 12:32:48,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:48,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:48,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:48,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:48,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:48,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:32:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:32:48,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:32:48,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:32:48,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:32:48,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:32:48,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:32:48,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:32:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:32:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:32:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:32:48,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:32:48,444 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 111 proven. 173 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2020-10-27 12:32:48,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [23950925] [2020-10-27 12:32:48,445 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 12:32:48,445 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-27 12:32:48,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952352655] [2020-10-27 12:32:48,446 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 12:32:48,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 12:32:48,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 12:32:48,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462 [2020-10-27 12:32:48,447 INFO L87 Difference]: Start difference. First operand 663 states and 949 transitions. Second operand 22 states. [2020-10-27 12:32:58,316 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2020-10-27 12:32:59,596 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 278 DAG size of output: 266 [2020-10-27 12:33:00,244 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2020-10-27 12:33:01,960 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 276 DAG size of output: 263 [2020-10-27 12:33:17,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 12:33:17,077 INFO L93 Difference]: Finished difference Result 1571 states and 2319 transitions. [2020-10-27 12:33:17,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 12:33:17,079 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 195 [2020-10-27 12:33:17,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 12:33:17,087 INFO L225 Difference]: With dead ends: 1571 [2020-10-27 12:33:17,087 INFO L226 Difference]: Without dead ends: 918 [2020-10-27 12:33:17,091 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=178, Invalid=944, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 12:33:17,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2020-10-27 12:33:17,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 664. [2020-10-27 12:33:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 664 states. [2020-10-27 12:33:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 950 transitions. [2020-10-27 12:33:17,228 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 950 transitions. Word has length 195 [2020-10-27 12:33:17,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 12:33:17,229 INFO L481 AbstractCegarLoop]: Abstraction has 664 states and 950 transitions. [2020-10-27 12:33:17,229 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-27 12:33:17,229 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 950 transitions. [2020-10-27 12:33:17,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-10-27 12:33:17,233 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 12:33:17,233 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, 1, 1] [2020-10-27 12:33:17,234 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 12:33:17,234 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 12:33:17,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 12:33:17,234 INFO L82 PathProgramCache]: Analyzing trace with hash -138889081, now seen corresponding path program 4 times [2020-10-27 12:33:17,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 12:33:17,235 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [232853765] [2020-10-27 12:33:17,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 12:33:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:17,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:17,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:17,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:18,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:22,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:22,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-27 12:33:22,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 12:33:22,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-27 12:33:22,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:22,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 12:33:22,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 12:33:22,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 12:33:22,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:22,966 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-27 12:33:22,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 12:33:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:22,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:33:23,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 12:33:23,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:33:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:33:23,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 12:33:23,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:33:23,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 12:33:23,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:33:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:33:23,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 12:33:23,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 12:33:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:33:23,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 12:33:23,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:23,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:33:23,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 12:33:23,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:33:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:33:23,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:33:23,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 12:33:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:33:23,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 12:33:23,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:33:23,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:33:23,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:33:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:33:23,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:33:23,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 12:33:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:33:23,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 12:33:23,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:33:23,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:33:23,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:33:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:33:23,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:33:23,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 12:33:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 12:33:23,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:33:23,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 12:33:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 12:33:23,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-27 12:33:23,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 12:33:23,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:33:23,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 12:33:23,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 12:33:23,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-27 12:33:23,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 12:33:23,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 12:33:23,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 12:33:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 12:33:23,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:33:23,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-27 12:33:23,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 12:33:23,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:33:23,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 12:33:23,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 12:33:23,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 12:33:23,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 12:33:23,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 12:33:23,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 12:33:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 12:33:23,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 12:33:23,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 12:33:23,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:23,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 12:33:23,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:23,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 12:33:23,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:23,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:23,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:23,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:23,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:23,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 12:33:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:23,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:23,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:24,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 12:33:24,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:33:24,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-27 12:33:24,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:24,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 12:33:24,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:33:24,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 12:33:24,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:24,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:24,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:24,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 12:33:24,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:24,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 12:33:24,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:24,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 12:33:24,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:24,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 12:33:24,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:24,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 12:33:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:24,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:24,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 12:33:24,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:24,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 12:33:24,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 12:33:24,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:24,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:24,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:24,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:24,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 12:33:24,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:24,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 12:33:24,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:24,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:24,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:24,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:24,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:24,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-27 12:33:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:24,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:24,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 12:33:24,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:33:24,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-27 12:33:24,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:24,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 12:33:24,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:33:24,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 12:33:24,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:24,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:24,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:24,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 12:33:24,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:24,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 12:33:24,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:24,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 12:33:24,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 12:33:24,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:24,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 12:33:24,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:24,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:24,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 12:33:24,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:24,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 12:33:24,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:24,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:24,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 12:33:24,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:24,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:24,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:24,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:24,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 12:33:24,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:24,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 12:33:24,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:24,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:24,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:24,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:24,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:24,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:24,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:24,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:33:24,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:24,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 12:33:24,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:24,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:24,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:24,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:24,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:24,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:33:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:24,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:24,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:33:24,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:33:24,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:33:24,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:33:24,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:33:24,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:33:24,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:33:24,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:33:24,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:33:24,957 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 185 proven. 269 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2020-10-27 12:33:24,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [232853765] [2020-10-27 12:33:24,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 12:33:24,958 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-27 12:33:24,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211582703] [2020-10-27 12:33:24,959 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-27 12:33:24,959 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 12:33:24,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-27 12:33:24,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=511, Unknown=0, NotChecked=0, Total=600 [2020-10-27 12:33:24,960 INFO L87 Difference]: Start difference. First operand 664 states and 950 transitions. Second operand 25 states. [2020-10-27 12:33:35,531 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2020-10-27 12:33:36,192 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2020-10-27 12:33:37,386 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2020-10-27 12:33:38,076 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2020-10-27 12:33:55,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 12:33:55,121 INFO L93 Difference]: Finished difference Result 1570 states and 2317 transitions. [2020-10-27 12:33:55,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 12:33:55,122 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 201 [2020-10-27 12:33:55,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 12:33:55,131 INFO L225 Difference]: With dead ends: 1570 [2020-10-27 12:33:55,131 INFO L226 Difference]: Without dead ends: 921 [2020-10-27 12:33:55,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 60 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=202, Invalid=1130, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 12:33:55,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2020-10-27 12:33:55,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 667. [2020-10-27 12:33:55,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 667 states. [2020-10-27 12:33:55,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 954 transitions. [2020-10-27 12:33:55,333 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 954 transitions. Word has length 201 [2020-10-27 12:33:55,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 12:33:55,334 INFO L481 AbstractCegarLoop]: Abstraction has 667 states and 954 transitions. [2020-10-27 12:33:55,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-27 12:33:55,334 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 954 transitions. [2020-10-27 12:33:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-10-27 12:33:55,339 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 12:33:55,339 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, 1, 1] [2020-10-27 12:33:55,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 12:33:55,340 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 12:33:55,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 12:33:55,340 INFO L82 PathProgramCache]: Analyzing trace with hash -659592597, now seen corresponding path program 5 times [2020-10-27 12:33:55,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 12:33:55,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [25428388] [2020-10-27 12:33:55,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 12:33:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:33:55,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:55,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:55,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:33:55,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:00,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:00,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 275 [2020-10-27 12:34:00,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 12:34:00,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5260 [2020-10-27 12:34:00,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:00,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 12:34:00,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 12:34:00,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:34:00,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 12:34:01,308 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-27 12:34:01,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 12:34:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:34:01,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 12:34:01,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:34:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:34:01,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 12:34:01,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:34:01,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:34:01,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:34:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:34:01,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:01,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 12:34:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:34:01,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 12:34:01,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:34:01,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:01,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:34:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:34:01,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:01,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 12:34:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:34:01,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 12:34:01,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:34:01,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:34:01,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:34:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:34:01,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:01,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 12:34:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:34:01,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 12:34:01,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:34:01,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:01,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:34:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:34:01,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:01,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 12:34:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 12:34:01,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 12:34:01,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:01,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:01,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 12:34:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 12:34:01,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 12:34:01,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 12:34:01,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:34:01,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 12:34:01,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:01,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:01,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:01,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 12:34:01,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:01,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 12:34:01,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:01,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 12:34:01,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:01,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 12:34:01,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:01,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 12:34:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:02,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:02,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 12:34:02,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:34:02,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-27 12:34:02,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:02,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 12:34:02,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:34:02,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 12:34:02,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:02,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:02,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:02,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:02,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 12:34:02,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:02,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-27 12:34:02,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:02,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 12:34:02,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:02,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 12:34:02,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:02,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 12:34:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:02,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:02,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 12:34:02,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:02,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 12:34:02,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:02,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:02,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 12:34:02,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:02,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:02,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:02,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:02,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 12:34:02,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:02,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 12:34:02,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:02,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:02,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:02,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:02,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:02,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 12:34:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:02,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:02,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 12:34:02,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:34:02,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 12:34:02,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:02,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 12:34:02,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:34:02,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 12:34:02,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:02,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:02,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:02,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 12:34:02,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:02,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 12:34:02,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:02,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 12:34:02,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:02,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 12:34:02,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:02,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 12:34:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:02,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:02,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 12:34:02,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:02,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 12:34:02,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:02,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:02,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 12:34:02,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:02,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:02,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:02,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:02,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 12:34:02,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:02,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 12:34:02,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:02,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:02,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:02,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:02,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:02,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 12:34:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:02,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:02,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:03,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:03,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 12:34:03,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:34:03,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 12:34:03,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:03,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 12:34:03,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:34:03,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 12:34:03,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:03,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:03,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:03,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:03,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 12:34:03,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:03,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 12:34:03,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:03,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 12:34:03,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:03,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 12:34:03,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:03,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-27 12:34:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:03,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:03,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:03,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 12:34:03,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:03,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 12:34:03,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:03,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:03,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 12:34:03,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:03,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:03,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:03,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:03,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:03,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 12:34:03,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:03,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 12:34:03,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:03,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:03,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:03,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:03,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:03,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:03,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:03,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:03,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:34:03,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:03,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:34:03,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:03,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:03,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:03,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:03,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:03,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:03,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:03,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:03,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:34:03,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:03,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:34:03,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:03,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:03,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:03,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:03,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:03,353 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 180 proven. 392 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2020-10-27 12:34:03,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [25428388] [2020-10-27 12:34:03,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 12:34:03,354 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-27 12:34:03,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024728037] [2020-10-27 12:34:03,354 INFO L461 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-27 12:34:03,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 12:34:03,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-27 12:34:03,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=700, Unknown=0, NotChecked=0, Total=812 [2020-10-27 12:34:03,355 INFO L87 Difference]: Start difference. First operand 667 states and 954 transitions. Second operand 29 states. [2020-10-27 12:34:10,992 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 279 DAG size of output: 264 [2020-10-27 12:34:11,582 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2020-10-27 12:34:12,810 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2020-10-27 12:34:14,095 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 284 DAG size of output: 269 [2020-10-27 12:34:28,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 12:34:28,144 INFO L93 Difference]: Finished difference Result 1576 states and 2325 transitions. [2020-10-27 12:34:28,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 12:34:28,145 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 205 [2020-10-27 12:34:28,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 12:34:28,153 INFO L225 Difference]: With dead ends: 1576 [2020-10-27 12:34:28,153 INFO L226 Difference]: Without dead ends: 924 [2020-10-27 12:34:28,157 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 482 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=248, Invalid=1558, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 12:34:28,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2020-10-27 12:34:28,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 668. [2020-10-27 12:34:28,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 668 states. [2020-10-27 12:34:28,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 956 transitions. [2020-10-27 12:34:28,299 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 956 transitions. Word has length 205 [2020-10-27 12:34:28,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 12:34:28,300 INFO L481 AbstractCegarLoop]: Abstraction has 668 states and 956 transitions. [2020-10-27 12:34:28,300 INFO L482 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-27 12:34:28,300 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 956 transitions. [2020-10-27 12:34:28,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-10-27 12:34:28,305 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 12:34:28,306 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, 1, 1] [2020-10-27 12:34:28,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 12:34:28,306 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 12:34:28,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 12:34:28,306 INFO L82 PathProgramCache]: Analyzing trace with hash -1723042425, now seen corresponding path program 6 times [2020-10-27 12:34:28,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 12:34:28,307 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1671461043] [2020-10-27 12:34:28,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 12:34:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:28,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:28,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:28,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:28,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:33,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:33,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 279 [2020-10-27 12:34:33,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 12:34:33,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-27 12:34:33,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:33,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 12:34:33,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 12:34:33,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 12:34:33,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,003 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2020-10-27 12:34:34,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 12:34:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:34:34,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 12:34:34,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:34:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:34:34,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 12:34:34,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:34:34,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:34,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:34:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:34:34,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:34,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 12:34:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:34:34,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 12:34:34,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:34:34,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 12:34:34,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:34:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:34:34,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 12:34:34,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 12:34:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:34:34,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 12:34:34,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:34:34,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:34,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:34:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:34:34,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:34,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 12:34:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 12:34:34,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 12:34:34,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 12:34:34,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:34,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 12:34:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:34:34,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 12:34:34,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 12:34:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 12:34:34,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 12:34:34,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:34,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:34,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 12:34:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 12:34:34,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 12:34:34,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 12:34:34,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:34:34,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 12:34:34,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 12:34:34,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 12:34:34,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 12:34:34,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:34:34,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 12:34:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 12:34:34,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:34:34,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 12:34:34,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 12:34:34,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:34:34,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 12:34:34,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:34,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:34,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:34,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:34,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 12:34:34,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:34,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-27 12:34:34,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:34,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 12:34:34,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:34,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:34:34,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:35,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 12:34:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:35,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:35,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:35,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 12:34:35,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:35,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 12:34:35,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 12:34:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:35,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:35,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:35,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:35,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:35,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 12:34:35,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:35,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 12:34:35,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:35,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:35,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:35,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:35,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:35,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 12:34:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:35,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:35,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:35,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:35,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 12:34:35,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:34:35,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-27 12:34:35,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:35,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 12:34:35,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:34:35,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 12:34:35,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:35,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:35,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:35,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:35,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 12:34:35,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:35,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 12:34:35,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:35,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 12:34:35,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:35,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:34:35,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:35,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 12:34:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:35,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:35,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:35,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 12:34:35,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:35,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 12:34:35,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:35,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:35,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 12:34:35,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:35,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:35,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:35,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:35,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:35,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 12:34:35,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:35,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 12:34:35,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:35,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:35,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:35,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:35,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:35,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-27 12:34:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:35,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:35,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:35,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:35,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 12:34:35,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 12:34:35,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-27 12:34:35,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:35,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 12:34:35,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 12:34:35,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 12:34:35,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:35,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:35,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:36,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:36,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 12:34:36,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:36,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 12:34:36,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:36,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 12:34:36,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:36,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 12:34:36,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:36,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-27 12:34:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:36,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:36,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:36,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 12:34:36,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:36,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 12:34:36,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:36,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:36,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 12:34:36,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:36,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:36,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:36,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:36,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:36,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 12:34:36,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:36,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 12:34:36,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:36,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:36,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:36,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:36,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:36,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:36,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:36,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:36,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 12:34:36,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:36,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 12:34:36,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:36,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:36,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 12:34:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 12:34:36,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 12:34:36,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 12:34:36,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 12:34:36,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 12:34:36,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 12:34:36,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 12:34:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 12:34:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 12:34:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 12:34:36,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 12:34:36,728 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 154 proven. 576 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2020-10-27 12:34:36,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1671461043] [2020-10-27 12:34:36,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 12:34:36,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2020-10-27 12:34:36,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282319101] [2020-10-27 12:34:36,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-10-27 12:34:36,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 12:34:36,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-10-27 12:34:36,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=1428, Unknown=0, NotChecked=0, Total=1640 [2020-10-27 12:34:36,731 INFO L87 Difference]: Start difference. First operand 668 states and 956 transitions. Second operand 41 states. [2020-10-27 12:34:50,708 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2020-10-27 12:34:51,350 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2020-10-27 12:34:53,076 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2020-10-27 12:34:53,796 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 277