/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 02:57:34,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 02:57:34,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 02:57:34,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 02:57:34,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 02:57:34,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 02:57:34,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 02:57:34,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 02:57:34,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 02:57:34,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 02:57:34,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 02:57:34,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 02:57:34,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 02:57:34,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 02:57:34,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 02:57:34,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 02:57:34,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 02:57:34,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 02:57:34,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 02:57:34,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 02:57:34,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 02:57:34,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 02:57:34,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 02:57:34,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 02:57:34,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 02:57:34,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 02:57:34,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 02:57:34,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 02:57:34,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 02:57:34,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 02:57:34,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 02:57:34,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 02:57:34,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 02:57:34,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 02:57:34,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 02:57:34,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 02:57:34,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 02:57:34,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 02:57:34,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 02:57:34,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 02:57:34,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 02:57:34,444 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 02:57:34,467 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 02:57:34,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 02:57:34,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 02:57:34,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 02:57:34,469 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 02:57:34,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 02:57:34,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 02:57:34,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 02:57:34,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 02:57:34,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 02:57:34,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 02:57:34,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 02:57:34,470 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 02:57:34,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 02:57:34,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 02:57:34,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 02:57:34,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 02:57:34,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 02:57:34,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 02:57:34,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 02:57:34,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 02:57:34,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 02:57:34,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 02:57:34,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 02:57:34,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 02:57:34,473 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 02:57:34,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 02:57:34,474 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 02:57:34,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 02:57:34,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 02:57:34,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 02:57:34,819 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 02:57:34,819 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 02:57:34,820 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2020-10-13 02:57:34,890 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1b0661197/310ef5881d00452496a704bc1d7d1072/FLAG4dad3ab78 [2020-10-13 02:57:35,592 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 02:57:35,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2020-10-13 02:57:35,625 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1b0661197/310ef5881d00452496a704bc1d7d1072/FLAG4dad3ab78 [2020-10-13 02:57:35,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1b0661197/310ef5881d00452496a704bc1d7d1072 [2020-10-13 02:57:35,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 02:57:35,744 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 02:57:35,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 02:57:35,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 02:57:35,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 02:57:35,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:57:35" (1/1) ... [2020-10-13 02:57:35,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1808924a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:35, skipping insertion in model container [2020-10-13 02:57:35,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:57:35" (1/1) ... [2020-10-13 02:57:35,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 02:57:35,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 02:57:36,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 02:57:36,798 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 02:57:37,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 02:57:37,137 INFO L208 MainTranslator]: Completed translation [2020-10-13 02:57:37,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:37 WrapperNode [2020-10-13 02:57:37,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 02:57:37,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 02:57:37,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 02:57:37,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 02:57:37,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:37" (1/1) ... [2020-10-13 02:57:37,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:37" (1/1) ... [2020-10-13 02:57:37,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:37" (1/1) ... [2020-10-13 02:57:37,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:37" (1/1) ... [2020-10-13 02:57:37,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:37" (1/1) ... [2020-10-13 02:57:37,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:37" (1/1) ... [2020-10-13 02:57:37,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:37" (1/1) ... [2020-10-13 02:57:37,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 02:57:37,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 02:57:37,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 02:57:37,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 02:57:37,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:37" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 02:57:37,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 02:57:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 02:57:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2020-10-13 02:57:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 02:57:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-13 02:57:37,371 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2020-10-13 02:57:37,371 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-13 02:57:37,372 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-13 02:57:37,372 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-13 02:57:37,373 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-13 02:57:37,373 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2020-10-13 02:57:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 02:57:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 02:57:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 02:57:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-13 02:57:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-13 02:57:37,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 02:57:37,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 02:57:37,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 02:57:37,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 02:57:37,377 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 02:57:37,377 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_select_wdt_out [2020-10-13 02:57:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_swc [2020-10-13 02:57:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_get_swc_base_addr [2020-10-13 02:57:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_swc_bank3 [2020-10-13 02:57:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_programm_wdto [2020-10-13 02:57:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_wden [2020-10-13 02:57:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_tren [2020-10-13 02:57:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_tren [2020-10-13 02:57:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_trg [2020-10-13 02:57:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_trg [2020-10-13 02:57:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable [2020-10-13 02:57:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable [2020-10-13 02:57:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_refresh [2020-10-13 02:57:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_open [2020-10-13 02:57:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_release [2020-10-13 02:57:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_status [2020-10-13 02:57:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_write [2020-10-13 02:57:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_ioctl [2020-10-13 02:57:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_notify_sys [2020-10-13 02:57:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_init [2020-10-13 02:57:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_exit [2020-10-13 02:57:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2020-10-13 02:57:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 02:57:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_5 [2020-10-13 02:57:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_6 [2020-10-13 02:57:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_7 [2020-10-13 02:57:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_8 [2020-10-13 02:57:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_9 [2020-10-13 02:57:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 02:57:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 02:57:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 02:57:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 02:57:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 02:57:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-10-13 02:57:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-10-13 02:57:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-10-13 02:57:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-10-13 02:57:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-10-13 02:57:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 02:57:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-13 02:57:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2020-10-13 02:57:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-13 02:57:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-13 02:57:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 02:57:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-13 02:57:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-13 02:57:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 02:57:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2020-10-13 02:57:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2020-10-13 02:57:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2020-10-13 02:57:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 02:57:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure register_reboot_notifier [2020-10-13 02:57:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2020-10-13 02:57:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 02:57:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 02:57:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 02:57:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 02:57:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 02:57:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 02:57:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-13 02:57:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 02:57:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2020-10-13 02:57:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 02:57:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2020-10-13 02:57:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2020-10-13 02:57:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 02:57:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-13 02:57:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-13 02:57:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-13 02:57:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-13 02:57:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-13 02:57:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-13 02:57:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-13 02:57:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-13 02:57:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2020-10-13 02:57:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_5 [2020-10-13 02:57:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-10-13 02:57:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 02:57:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 02:57:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 02:57:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 02:57:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 02:57:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 02:57:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 02:57:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 02:57:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 02:57:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 02:57:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-13 02:57:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-13 02:57:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 02:57:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 02:57:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 02:57:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 02:57:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2020-10-13 02:57:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2020-10-13 02:57:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_7 [2020-10-13 02:57:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2020-10-13 02:57:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_8 [2020-10-13 02:57:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_9 [2020-10-13 02:57:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2020-10-13 02:57:37,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_6 [2020-10-13 02:57:37,399 INFO L130 BoogieDeclarations]: Found specification of procedure register_reboot_notifier [2020-10-13 02:57:37,399 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2020-10-13 02:57:37,399 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 02:57:37,400 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-13 02:57:37,400 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 02:57:37,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 02:57:37,402 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_select_wdt_out [2020-10-13 02:57:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_swc [2020-10-13 02:57:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_get_swc_base_addr [2020-10-13 02:57:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_swc_bank3 [2020-10-13 02:57:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_programm_wdto [2020-10-13 02:57:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_wden [2020-10-13 02:57:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_tren [2020-10-13 02:57:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_tren [2020-10-13 02:57:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_trg [2020-10-13 02:57:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_trg [2020-10-13 02:57:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable [2020-10-13 02:57:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable [2020-10-13 02:57:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_refresh [2020-10-13 02:57:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_open [2020-10-13 02:57:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_release [2020-10-13 02:57:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_status [2020-10-13 02:57:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_write [2020-10-13 02:57:37,417 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_ioctl [2020-10-13 02:57:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 02:57:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 02:57:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 02:57:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_notify_sys [2020-10-13 02:57:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_init [2020-10-13 02:57:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_exit [2020-10-13 02:57:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 02:57:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 02:57:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 02:57:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 02:57:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 02:57:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 02:57:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 02:57:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 02:57:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 02:57:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-10-13 02:57:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-10-13 02:57:37,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-10-13 02:57:37,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-10-13 02:57:37,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 02:57:37,422 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 02:57:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 02:57:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 02:57:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 02:57:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 02:57:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 02:57:38,250 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 02:57:38,264 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-10-13 02:57:41,271 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 02:57:41,271 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-13 02:57:41,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:57:41 BoogieIcfgContainer [2020-10-13 02:57:41,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 02:57:41,282 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 02:57:41,282 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 02:57:41,285 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 02:57:41,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 02:57:35" (1/3) ... [2020-10-13 02:57:41,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ce44b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:57:41, skipping insertion in model container [2020-10-13 02:57:41,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:57:37" (2/3) ... [2020-10-13 02:57:41,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ce44b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:57:41, skipping insertion in model container [2020-10-13 02:57:41,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:57:41" (3/3) ... [2020-10-13 02:57:41,288 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2020-10-13 02:57:41,300 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 02:57:41,311 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 02:57:41,327 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 02:57:41,355 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 02:57:41,355 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 02:57:41,355 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 02:57:41,356 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 02:57:41,356 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 02:57:41,356 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 02:57:41,356 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 02:57:41,356 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 02:57:41,386 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states. [2020-10-13 02:57:41,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-13 02:57:41,404 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:57:41,406 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] [2020-10-13 02:57:41,406 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:57:41,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:57:41,413 INFO L82 PathProgramCache]: Analyzing trace with hash -1608333761, now seen corresponding path program 1 times [2020-10-13 02:57:41,423 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:57:41,423 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [471135287] [2020-10-13 02:57:41,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:57:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:42,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:42,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:42,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:42,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:42,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:42,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:46,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:46,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:46,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-13 02:57:46,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 02:57:46,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5057 [2020-10-13 02:57:46,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:46,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:46,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-13 02:57:46,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:57:46,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 02:57:47,475 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 02:57:47,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:57:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:57:47,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:47,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 02:57:47,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:47,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:57:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:57:47,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:47,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 02:57:47,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:57:47,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:47,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:57:47,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:47,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:57:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:47,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:47,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:57:47,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 02:57:47,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:57:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:57:47,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:47,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 02:57:47,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 02:57:47,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:57:47,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:47,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:57:47,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:47,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:57:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:47,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:47,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:57:47,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 02:57:47,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:57:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:57:47,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:47,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 02:57:47,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 02:57:47,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:57:47,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:47,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:57:47,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:47,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:57:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:47,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:47,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:57:47,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 02:57:47,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:57:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:57:47,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:47,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 02:57:47,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 02:57:47,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:47,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:57:47,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:47,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:57:47,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:47,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:57:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:47,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:47,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 02:57:47,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 02:57:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:47,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:57:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:47,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:57:47,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:47,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:57:47,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:47,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:47,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:47,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:47,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 02:57:47,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:57:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:47,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:47,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:48,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:48,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:48,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-13 02:57:48,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:48,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:48,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:48,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:48,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:48,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:48,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:48,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:48,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:48,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 02:57:48,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:48,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:48,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:48,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:48,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:48,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 02:57:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:48,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:48,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:48,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:48,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-13 02:57:48,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:48,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:48,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:48,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:48,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:48,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:48,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:48,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:48,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:48,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-13 02:57:48,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:48,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:48,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:48,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:48,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:48,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-13 02:57:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:48,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:48,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:48,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:48,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-13 02:57:48,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:48,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:48,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:48,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:48,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:48,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:48,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:48,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:48,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:48,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 02:57:48,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:48,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:48,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:48,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:48,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:48,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 02:57:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:48,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:48,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:48,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:48,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-13 02:57:48,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:48,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:48,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:48,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:48,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:48,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:48,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:48,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:48,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:48,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 02:57:48,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:48,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:48,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:48,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:48,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:48,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 02:57:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:48,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:48,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:48,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:48,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 02:57:48,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:48,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:48,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:48,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:48,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:48,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:48,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 02:57:48,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:48,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:48,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:48,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:48,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:48,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 02:57:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:48,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:48,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:49,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:49,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:49,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:57:49,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-13 02:57:49,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:49,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:49,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:57:49,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:57:49,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:49,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:49,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:49,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:49,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:49,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:49,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 02:57:49,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:49,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 02:57:49,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:49,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 02:57:49,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:57:49,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 02:57:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:49,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:49,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:49,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:57:49,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:49,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 02:57:49,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:49,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:49,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 02:57:49,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:49,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:49,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:49,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:49,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:49,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:57:49,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:49,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 02:57:49,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:49,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:49,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:49,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:49,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:49,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:57:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:57:49,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:57:49,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:57:49,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:57:49,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:57:49,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:57:49,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:57:49,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:57:49,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:57:49,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:57:49,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:57:49,436 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 9 proven. 20 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2020-10-13 02:57:49,437 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [471135287] [2020-10-13 02:57:49,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:57:49,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 02:57:49,441 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344086572] [2020-10-13 02:57:49,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 02:57:49,449 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:57:49,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 02:57:49,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-13 02:57:49,472 INFO L87 Difference]: Start difference. First operand 498 states. Second operand 14 states. [2020-10-13 02:57:49,960 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 02:57:51,380 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-10-13 02:57:51,793 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-13 02:57:52,254 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-13 02:57:53,090 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 239 [2020-10-13 02:57:53,825 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 225 [2020-10-13 02:57:54,305 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 02:57:55,107 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 237 [2020-10-13 02:57:55,923 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 228 [2020-10-13 02:58:03,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 02:58:03,025 INFO L93 Difference]: Finished difference Result 1009 states and 1342 transitions. [2020-10-13 02:58:03,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 02:58:03,027 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 169 [2020-10-13 02:58:03,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 02:58:03,047 INFO L225 Difference]: With dead ends: 1009 [2020-10-13 02:58:03,047 INFO L226 Difference]: Without dead ends: 510 [2020-10-13 02:58:03,058 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=161, Invalid=439, Unknown=0, NotChecked=0, Total=600 [2020-10-13 02:58:03,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2020-10-13 02:58:03,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 481. [2020-10-13 02:58:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2020-10-13 02:58:03,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 623 transitions. [2020-10-13 02:58:03,256 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 623 transitions. Word has length 169 [2020-10-13 02:58:03,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 02:58:03,256 INFO L479 AbstractCegarLoop]: Abstraction has 481 states and 623 transitions. [2020-10-13 02:58:03,256 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 02:58:03,257 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 623 transitions. [2020-10-13 02:58:03,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-13 02:58:03,262 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:58:03,262 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] [2020-10-13 02:58:03,263 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 02:58:03,263 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:58:03,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:58:03,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1998874015, now seen corresponding path program 1 times [2020-10-13 02:58:03,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:58:03,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [983438927] [2020-10-13 02:58:03,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:58:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:03,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:03,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:04,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:04,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:08,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:08,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-13 02:58:08,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 02:58:08,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5083 [2020-10-13 02:58:08,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:08,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:08,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-13 02:58:08,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:08,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:08,873 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 02:58:08,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:58:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:08,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:08,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:08,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:08,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:08,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 02:58:08,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:08,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:08,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:08,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:08,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:08,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:08,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:08,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:08,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:08,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:08,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 02:58:08,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:08,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:08,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:08,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:08,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:08,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:08,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:08,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:08,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:08,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:08,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:08,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:58:08,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:08,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:08,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:08,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:08,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:08,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:08,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:08,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:08,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:08,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:08,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:08,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:08,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:08,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:08,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:08,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:58:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:09,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 02:58:09,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:09,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:09,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:09,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:09,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:09,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:09,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:09,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:09,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:09,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:09,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:58:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:09,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 02:58:09,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:09,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:09,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:09,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:09,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:09,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:09,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:09,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:09,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:09,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:09,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:58:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:09,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 02:58:09,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:09,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:09,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:09,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:09,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:09,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:09,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:09,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:09,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:09,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:09,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:58:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:58:09,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:09,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:09,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:09,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:58:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:09,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:09,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-13 02:58:09,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:09,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:09,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:09,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:09,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:09,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-13 02:58:09,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:09,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:09,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-13 02:58:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:09,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 02:58:09,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:09,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:09,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:09,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:09,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 02:58:09,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:09,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:09,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 02:58:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:09,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:09,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 02:58:09,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:09,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:09,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:09,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:09,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:09,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:09,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-13 02:58:09,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:09,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:09,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:09,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:09,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:09,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 02:58:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:09,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:09,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:10,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:10,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:10,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-13 02:58:10,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:10,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:10,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:10,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:10,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:10,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:10,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:10,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:10,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:10,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 02:58:10,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:10,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:10,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:10,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:10,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:10,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 02:58:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:10,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:10,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:10,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:10,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-13 02:58:10,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:10,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:10,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:10,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:10,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:10,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:10,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:10,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:10,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:10,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 02:58:10,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:10,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:10,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:10,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:10,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:10,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 02:58:10,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:10,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:10,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 02:58:10,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:10,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-13 02:58:10,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:10,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:10,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:10,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 02:58:10,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:10,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:10,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:10,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:10,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 02:58:10,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:10,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 02:58:10,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:10,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 02:58:10,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:10,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 02:58:10,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:10,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 02:58:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:10,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:10,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:58:10,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:10,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 02:58:10,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:10,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:10,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 02:58:10,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:10,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:10,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:10,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:10,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:58:10,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:10,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:58:10,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:10,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:10,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:10,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:10,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:10,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:10,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:10,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:10,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:10,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:10,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:10,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:10,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:10,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:10,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:10,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:10,677 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 48 proven. 55 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2020-10-13 02:58:10,677 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [983438927] [2020-10-13 02:58:10,678 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:58:10,678 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-13 02:58:10,678 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195643276] [2020-10-13 02:58:10,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-13 02:58:10,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:58:10,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-13 02:58:10,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=362, Unknown=0, NotChecked=0, Total=420 [2020-10-13 02:58:10,683 INFO L87 Difference]: Start difference. First operand 481 states and 623 transitions. Second operand 21 states. [2020-10-13 02:58:11,050 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 02:58:12,062 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 02:58:12,880 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 237 [2020-10-13 02:58:13,388 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 02:58:13,761 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 02:58:14,151 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 02:58:14,930 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 230 [2020-10-13 02:58:15,701 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 228 [2020-10-13 02:58:16,561 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-10-13 02:58:17,338 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 225 [2020-10-13 02:58:23,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 02:58:23,966 INFO L93 Difference]: Finished difference Result 982 states and 1276 transitions. [2020-10-13 02:58:23,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 02:58:23,967 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 175 [2020-10-13 02:58:23,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 02:58:23,976 INFO L225 Difference]: With dead ends: 982 [2020-10-13 02:58:23,976 INFO L226 Difference]: Without dead ends: 511 [2020-10-13 02:58:23,982 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=186, Invalid=870, Unknown=0, NotChecked=0, Total=1056 [2020-10-13 02:58:23,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2020-10-13 02:58:24,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 482. [2020-10-13 02:58:24,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-10-13 02:58:24,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 624 transitions. [2020-10-13 02:58:24,083 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 624 transitions. Word has length 175 [2020-10-13 02:58:24,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 02:58:24,084 INFO L479 AbstractCegarLoop]: Abstraction has 482 states and 624 transitions. [2020-10-13 02:58:24,084 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-13 02:58:24,084 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 624 transitions. [2020-10-13 02:58:24,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-10-13 02:58:24,087 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:58:24,087 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] [2020-10-13 02:58:24,088 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 02:58:24,088 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:58:24,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:58:24,088 INFO L82 PathProgramCache]: Analyzing trace with hash -2124180553, now seen corresponding path program 2 times [2020-10-13 02:58:24,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:58:24,089 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1970431553] [2020-10-13 02:58:24,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:58:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:24,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:24,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:24,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:24,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:26,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-13 02:58:29,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 02:58:29,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5185 [2020-10-13 02:58:29,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:29,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-13 02:58:29,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:29,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,768 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 02:58:29,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:58:29,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:29,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-13 02:58:29,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:29,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 02:58:29,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:29,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:29,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:29,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:29,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:58:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:29,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 02:58:29,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:29,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:29,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:29,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:29,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:29,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:29,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:29,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:29,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:29,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:29,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:29,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:29,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:58:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:29,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:30,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 02:58:30,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:30,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:30,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:30,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:30,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:30,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:30,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:30,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:30,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:30,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:30,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:30,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:30,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:30,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:58:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:30,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 02:58:30,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:30,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:30,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:30,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:30,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:30,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:30,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:30,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:30,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:30,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:30,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:30,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:30,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:30,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:58:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:58:30,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:58:30,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:30,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:30,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:30,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:58:30,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:30,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:30,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 02:58:30,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:30,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:30,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:30,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:30,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 02:58:30,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:30,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:30,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:30,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 02:58:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:30,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 02:58:30,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:30,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:30,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:30,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:30,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-13 02:58:30,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:30,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:30,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:30,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:30,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 02:58:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:30,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:30,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-13 02:58:30,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:30,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:30,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:30,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:30,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:30,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 02:58:30,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:30,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:30,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:30,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 02:58:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:30,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:30,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:30,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:30,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-13 02:58:30,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:30,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:30,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:30,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:30,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:30,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:30,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:31,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:31,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:31,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:31,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-13 02:58:31,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:31,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:31,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:31,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:31,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:31,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 02:58:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:31,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:31,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:31,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:31,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:31,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:31,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-13 02:58:31,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:31,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:31,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:31,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:31,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:31,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:31,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:31,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:31,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:31,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:31,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 02:58:31,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:31,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:31,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:31,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:31,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:31,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 02:58:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:31,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:31,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:31,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:31,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 02:58:31,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:31,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-13 02:58:31,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:31,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:31,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:31,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 02:58:31,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:31,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:31,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:31,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:31,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 02:58:31,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:31,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 02:58:31,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:31,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 02:58:31,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:31,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 02:58:31,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 02:58:31,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-13 02:58:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:31,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:31,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:31,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:58:31,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:31,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 02:58:31,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:31,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:31,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 02:58:31,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:31,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:31,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:31,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:31,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:31,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:58:31,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:31,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:58:31,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:31,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:31,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:31,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:31,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:31,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:31,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:31,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:31,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:31,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:31,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:31,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:31,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:31,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:31,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:31,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:31,573 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 21 proven. 125 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2020-10-13 02:58:31,573 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1970431553] [2020-10-13 02:58:31,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:58:31,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-13 02:58:31,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470289082] [2020-10-13 02:58:31,574 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-13 02:58:31,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:58:31,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-13 02:58:31,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2020-10-13 02:58:31,575 INFO L87 Difference]: Start difference. First operand 482 states and 624 transitions. Second operand 17 states. [2020-10-13 02:58:31,934 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 02:58:33,106 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 02:58:33,922 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-10-13 02:58:34,368 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 02:58:34,742 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 02:58:35,123 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 02:58:35,548 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 02:58:36,344 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-10-13 02:58:37,147 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-10-13 02:58:38,036 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-10-13 02:58:38,886 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-10-13 02:58:46,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 02:58:46,970 INFO L93 Difference]: Finished difference Result 984 states and 1278 transitions. [2020-10-13 02:58:46,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 02:58:46,971 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 181 [2020-10-13 02:58:46,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 02:58:46,977 INFO L225 Difference]: With dead ends: 984 [2020-10-13 02:58:46,977 INFO L226 Difference]: Without dead ends: 512 [2020-10-13 02:58:46,979 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 69 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=163, Invalid=707, Unknown=0, NotChecked=0, Total=870 [2020-10-13 02:58:46,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-10-13 02:58:47,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 483. [2020-10-13 02:58:47,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2020-10-13 02:58:47,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 625 transitions. [2020-10-13 02:58:47,059 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 625 transitions. Word has length 181 [2020-10-13 02:58:47,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 02:58:47,060 INFO L479 AbstractCegarLoop]: Abstraction has 483 states and 625 transitions. [2020-10-13 02:58:47,060 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-13 02:58:47,060 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 625 transitions. [2020-10-13 02:58:47,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-13 02:58:47,063 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:58:47,063 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] [2020-10-13 02:58:47,063 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 02:58:47,064 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:58:47,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:58:47,064 INFO L82 PathProgramCache]: Analyzing trace with hash -2108207263, now seen corresponding path program 3 times [2020-10-13 02:58:47,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:58:47,064 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1852902267] [2020-10-13 02:58:47,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:58:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:47,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:47,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:47,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:47,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:49,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:52,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:52,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-13 02:58:52,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 02:58:52,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-13 02:58:52,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:52,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:52,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-13 02:58:52,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 02:58:52,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:52,840 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 02:58:52,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:58:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:52,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:52,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:52,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:52,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:52,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 02:58:52,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:52,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:52,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:52,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:52,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:52,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:52,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:52,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:52,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:52,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:52,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 02:58:52,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:52,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:52,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:52,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:52,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:52,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:52,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:52,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:52,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:52,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:52,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:52,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:52,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:52,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:52,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:52,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:52,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:52,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:52,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:52,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:52,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:52,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:52,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:52,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:52,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:58:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:52,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:52,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:53,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 02:58:53,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:53,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:53,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:53,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:53,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:53,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:53,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:53,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:53,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:53,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:53,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:58:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:53,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 02:58:53,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:53,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:53,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:53,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:53,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:53,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:53,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:53,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:53,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:53,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:53,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:53,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:58:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:58:53,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 02:58:53,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:53,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:58:53,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:53,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:53,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:53,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:58:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:53,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:58:53,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:53,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:58:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:58:53,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:58:53,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:53,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:53,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:58:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:53,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-13 02:58:53,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:53,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:53,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:53,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:53,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-13 02:58:53,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:53,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:53,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 02:58:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:53,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:53,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-13 02:58:53,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:53,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:53,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:53,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:53,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:53,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:53,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:53,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:53,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-13 02:58:53,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:53,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:53,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:53,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:53,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:53,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 02:58:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:54,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:54,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:54,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:54,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-13 02:58:54,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:54,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:54,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:54,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:54,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:54,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:54,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:54,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:54,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:54,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 02:58:54,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:54,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:54,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:54,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:54,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:54,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 02:58:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:54,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:54,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:54,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:54,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-13 02:58:54,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:54,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:54,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:54,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:54,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:54,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:54,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:54,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:54,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:54,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:54,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 02:58:54,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:54,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:54,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:54,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:54,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:54,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 02:58:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:54,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:54,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:54,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:54,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 02:58:54,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:54,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:54,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:54,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:54,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:54,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:54,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:54,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:54,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:54,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-13 02:58:54,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:54,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:54,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:54,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:54,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:54,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 02:58:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:54,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:54,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 02:58:54,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:58:54,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-13 02:58:54,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:54,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:54,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:58:54,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 02:58:54,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:58:54,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:54,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:54,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:54,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 02:58:54,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:54,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 02:58:54,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:54,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 02:58:54,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:54,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 02:58:54,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:55,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-13 02:58:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:55,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:55,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:55,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:58:55,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:55,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 02:58:55,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:55,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:55,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 02:58:55,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:55,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:55,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:55,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:55,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:55,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:58:55,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:55,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 02:58:55,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:55,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:55,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:55,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:55,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:55,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:58:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:58:55,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:58:55,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:58:55,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:58:55,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:58:55,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 02:58:55,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:58:55,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:58:55,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:58:55,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:58:55,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 02:58:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 24 proven. 253 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2020-10-13 02:58:55,275 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1852902267] [2020-10-13 02:58:55,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:58:55,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-13 02:58:55,277 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972662561] [2020-10-13 02:58:55,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-13 02:58:55,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:58:55,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-13 02:58:55,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2020-10-13 02:58:55,279 INFO L87 Difference]: Start difference. First operand 483 states and 625 transitions. Second operand 21 states. [2020-10-13 02:58:55,895 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 02:58:57,769 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-10-13 02:58:58,172 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 02:58:58,649 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 02:58:59,045 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 02:58:59,422 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 02:58:59,822 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 02:59:00,619 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-10-13 02:59:01,368 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-10-13 02:59:01,858 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 02:59:02,685 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-10-13 02:59:03,539 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-10-13 02:59:12,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 02:59:12,567 INFO L93 Difference]: Finished difference Result 986 states and 1280 transitions. [2020-10-13 02:59:12,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 02:59:12,568 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 187 [2020-10-13 02:59:12,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 02:59:12,572 INFO L225 Difference]: With dead ends: 986 [2020-10-13 02:59:12,572 INFO L226 Difference]: Without dead ends: 513 [2020-10-13 02:59:12,575 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 68 SyntacticMatches, 4 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=183, Invalid=1007, Unknown=0, NotChecked=0, Total=1190 [2020-10-13 02:59:12,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2020-10-13 02:59:12,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 484. [2020-10-13 02:59:12,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2020-10-13 02:59:12,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 626 transitions. [2020-10-13 02:59:12,666 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 626 transitions. Word has length 187 [2020-10-13 02:59:12,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 02:59:12,666 INFO L479 AbstractCegarLoop]: Abstraction has 484 states and 626 transitions. [2020-10-13 02:59:12,666 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-13 02:59:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 626 transitions. [2020-10-13 02:59:12,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-13 02:59:12,670 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:59:12,670 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] [2020-10-13 02:59:12,671 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 02:59:12,671 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:59:12,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:59:12,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1412927433, now seen corresponding path program 4 times [2020-10-13 02:59:12,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:59:12,672 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1007422171] [2020-10-13 02:59:12,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:59:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:12,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:13,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:13,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:13,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:17,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:17,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-13 02:59:17,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 02:59:17,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5069 [2020-10-13 02:59:17,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:17,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:17,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-13 02:59:17,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 02:59:17,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,313 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 02:59:18,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:59:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:18,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 02:59:18,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:18,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:59:18,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:18,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:18,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:18,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:18,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:59:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:18,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 02:59:18,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:18,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:18,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:18,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:18,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:18,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:59:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:18,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 02:59:18,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:18,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:18,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:18,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:18,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:59:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:18,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 02:59:18,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:18,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:18,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:18,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:18,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:18,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:59:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:59:18,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:18,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:59:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:18,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 02:59:18,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:18,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:18,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 02:59:18,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:18,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 02:59:18,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:18,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 02:59:18,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 02:59:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:18,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:18,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-13 02:59:18,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:18,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:18,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 02:59:18,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:18,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-13 02:59:18,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:18,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 02:59:18,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 02:59:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:18,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 02:59:18,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 02:59:18,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:18,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:18,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:18,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:18,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:18,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:18,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:18,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:18,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 02:59:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:18,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:19,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:19,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:19,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 02:59:19,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:19,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:19,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:19,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 02:59:19,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:19,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:19,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:19,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:19,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:19,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 02:59:19,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:19,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:19,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:19,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 02:59:19,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:19,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 02:59:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:19,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:19,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:19,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:19,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 02:59:19,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:19,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:19,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 02:59:19,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:19,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:19,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:19,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:19,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:19,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:19,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:19,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:19,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:19,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:19,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:19,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:19,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 02:59:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:19,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:19,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:19,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:19,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-10-13 02:59:19,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:19,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:19,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:19,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 02:59:19,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:19,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:19,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:19,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:19,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:19,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 02:59:19,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:19,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 02:59:19,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:19,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 02:59:19,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:19,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-13 02:59:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:19,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:19,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:59:19,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:19,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 02:59:19,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:19,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:19,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 02:59:19,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:19,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:19,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:19,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:19,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:59:19,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:19,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:59:19,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:19,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:19,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:19,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:19,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:19,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:19,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:19,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:19,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:19,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:19,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:19,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:19,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:19,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:19,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:19,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:19,605 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 99 proven. 321 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2020-10-13 02:59:19,605 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1007422171] [2020-10-13 02:59:19,606 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:59:19,606 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-13 02:59:19,606 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802298243] [2020-10-13 02:59:19,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-13 02:59:19,607 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:59:19,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-13 02:59:19,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-10-13 02:59:19,607 INFO L87 Difference]: Start difference. First operand 484 states and 626 transitions. Second operand 18 states. [2020-10-13 02:59:19,981 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 02:59:21,209 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-10-13 02:59:21,602 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-13 02:59:21,980 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 02:59:22,356 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 02:59:22,733 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 02:59:23,118 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 02:59:23,518 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 02:59:24,330 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-10-13 02:59:25,084 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-10-13 02:59:25,557 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 02:59:26,447 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-10-13 02:59:34,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 02:59:34,373 INFO L93 Difference]: Finished difference Result 985 states and 1278 transitions. [2020-10-13 02:59:34,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 02:59:34,374 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 193 [2020-10-13 02:59:34,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 02:59:34,379 INFO L225 Difference]: With dead ends: 985 [2020-10-13 02:59:34,379 INFO L226 Difference]: Without dead ends: 516 [2020-10-13 02:59:34,381 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 67 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=165, Invalid=827, Unknown=0, NotChecked=0, Total=992 [2020-10-13 02:59:34,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2020-10-13 02:59:34,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 487. [2020-10-13 02:59:34,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2020-10-13 02:59:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 630 transitions. [2020-10-13 02:59:34,456 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 630 transitions. Word has length 193 [2020-10-13 02:59:34,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 02:59:34,457 INFO L479 AbstractCegarLoop]: Abstraction has 487 states and 630 transitions. [2020-10-13 02:59:34,457 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-13 02:59:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 630 transitions. [2020-10-13 02:59:34,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-13 02:59:34,460 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 02:59:34,461 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] [2020-10-13 02:59:34,461 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 02:59:34,461 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 02:59:34,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 02:59:34,461 INFO L82 PathProgramCache]: Analyzing trace with hash 53972201, now seen corresponding path program 5 times [2020-10-13 02:59:34,462 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 02:59:34,462 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2101462951] [2020-10-13 02:59:34,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 02:59:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:34,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:34,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:34,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:34,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:39,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:39,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-13 02:59:39,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 02:59:39,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5082 [2020-10-13 02:59:39,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:39,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:39,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 165 [2020-10-13 02:59:39,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 02:59:39,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 48 [2020-10-13 02:59:40,065 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 02:59:40,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 02:59:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:40,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 02:59:40,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:40,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:40,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:59:40,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:40,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:40,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:40,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:40,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 02:59:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:40,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:40,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:40,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:40,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:40,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:40,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 02:59:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:40,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:40,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:40,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 02:59:40,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:40,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:40,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 02:59:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 02:59:40,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:40,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 02:59:40,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:40,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 02:59:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:40,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:40,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 02:59:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 02:59:40,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 02:59:40,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:40,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:40,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 02:59:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 02:59:40,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:40,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 02:59:40,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:40,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:40,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-13 02:59:40,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 02:59:40,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 02:59:40,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:40,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 02:59:40,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-13 02:59:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 02:59:40,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:40,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 02:59:40,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:40,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:40,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-13 02:59:40,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:40,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:40,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 02:59:40,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:40,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 02:59:40,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:40,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:40,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:40,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 02:59:40,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:40,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 02:59:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:40,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:41,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:41,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 02:59:41,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:41,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:41,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:41,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:41,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:41,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:41,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:41,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:41,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:41,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:41,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 02:59:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:41,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 02:59:41,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:41,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-13 02:59:41,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:41,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:41,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-13 02:59:41,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:41,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 02:59:41,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:41,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 02:59:41,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:41,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:41,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 02:59:41,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 02:59:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:41,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 02:59:41,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:41,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 02:59:41,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:41,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 02:59:41,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:41,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:41,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 02:59:41,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:41,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 02:59:41,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:41,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:41,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:41,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 02:59:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:41,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 02:59:41,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 02:59:41,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 02:59:41,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:41,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 02:59:41,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-13 02:59:41,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:41,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 02:59:41,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:41,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 02:59:41,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 02:59:41,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:41,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 02:59:41,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-13 02:59:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:41,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 02:59:41,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:41,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 02:59:41,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:41,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 02:59:41,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:41,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:41,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 02:59:41,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:41,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 02:59:41,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:41,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:41,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:41,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 02:59:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 02:59:41,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 02:59:41,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 02:59:41,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 02:59:41,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 02:59:41,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 02:59:41,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 02:59:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 02:59:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 02:59:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 02:59:41,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 02:59:41,629 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 114 proven. 451 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2020-10-13 02:59:41,629 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2101462951] [2020-10-13 02:59:41,629 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 02:59:41,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-13 02:59:41,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913313859] [2020-10-13 02:59:41,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-13 02:59:41,630 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 02:59:41,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-13 02:59:41,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2020-10-13 02:59:41,631 INFO L87 Difference]: Start difference. First operand 487 states and 630 transitions. Second operand 25 states. [2020-10-13 02:59:42,048 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 02:59:43,656 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-10-13 02:59:44,110 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-13 02:59:44,545 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 02:59:44,979 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 02:59:45,408 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 02:59:45,841 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 02:59:46,289 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 02:59:46,784 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 02:59:47,244 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 02:59:48,172 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-10-13 02:59:49,002 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-10-13 02:59:49,620 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 02:59:50,555 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-10-13 03:00:00,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 03:00:00,905 INFO L93 Difference]: Finished difference Result 991 states and 1286 transitions. [2020-10-13 03:00:00,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-13 03:00:00,906 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 197 [2020-10-13 03:00:00,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 03:00:00,911 INFO L225 Difference]: With dead ends: 991 [2020-10-13 03:00:00,911 INFO L226 Difference]: Without dead ends: 519 [2020-10-13 03:00:00,914 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=218, Invalid=1422, Unknown=0, NotChecked=0, Total=1640 [2020-10-13 03:00:00,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2020-10-13 03:00:00,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 488. [2020-10-13 03:00:00,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 488 states. [2020-10-13 03:00:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 632 transitions. [2020-10-13 03:00:00,992 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 632 transitions. Word has length 197 [2020-10-13 03:00:00,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 03:00:00,993 INFO L479 AbstractCegarLoop]: Abstraction has 488 states and 632 transitions. [2020-10-13 03:00:00,993 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-13 03:00:00,993 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 632 transitions. [2020-10-13 03:00:00,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-10-13 03:00:00,997 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 03:00:00,997 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] [2020-10-13 03:00:00,997 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 03:00:00,997 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 03:00:00,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 03:00:00,998 INFO L82 PathProgramCache]: Analyzing trace with hash -1477732233, now seen corresponding path program 6 times [2020-10-13 03:00:00,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 03:00:00,998 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1522089745] [2020-10-13 03:00:00,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 03:00:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:01,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:01,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:01,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:01,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-13 03:00:06,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 03:00:06,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 03:00:06,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:06,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-13 03:00:06,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 03:00:06,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,475 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 03:00:06,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 03:00:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:06,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 03:00:06,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:06,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 03:00:06,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:06,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:00:06,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:06,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:06,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 03:00:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:06,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 03:00:06,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:06,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:06,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:00:06,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:06,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:06,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 03:00:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:06,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 03:00:06,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:06,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:00:06,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:06,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:06,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 03:00:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:06,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:00:06,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:06,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 03:00:06,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:06,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:06,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 03:00:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 03:00:06,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:00:06,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:06,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:06,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 03:00:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 03:00:06,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:00:06,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-13 03:00:06,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:06,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:06,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 03:00:06,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:06,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:06,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:06,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:06,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 03:00:06,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:06,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-13 03:00:06,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:06,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:06,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:06,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 03:00:06,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:07,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-13 03:00:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:07,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:07,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 03:00:07,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:07,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-13 03:00:07,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:07,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:07,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:07,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 03:00:07,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:07,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:07,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:07,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 03:00:07,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:07,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-13 03:00:07,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:07,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:07,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:07,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 03:00:07,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:07,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-13 03:00:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:07,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:07,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:00:07,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:07,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:00:07,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:07,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:07,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 03:00:07,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:07,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:07,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:07,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:07,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:00:07,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:07,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:00:07,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:07,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:07,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:07,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:07,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:07,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 03:00:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:07,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:07,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 03:00:07,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:00:07,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 03:00:07,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:07,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:07,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:07,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 03:00:07,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:07,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:07,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:07,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 03:00:07,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:07,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-13 03:00:07,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:07,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:07,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:07,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 03:00:07,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:07,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 03:00:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:07,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:07,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:00:07,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:07,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 03:00:07,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 03:00:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:07,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:07,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:07,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:07,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:00:07,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:07,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 03:00:07,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:07,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:07,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:07,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:07,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:07,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-13 03:00:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:07,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:07,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:07,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 03:00:07,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:00:07,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 03:00:07,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:07,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:07,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:07,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 03:00:07,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:07,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:07,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:08,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:08,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 03:00:08,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:08,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 03:00:08,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:08,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 03:00:08,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:08,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 03:00:08,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:08,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-13 03:00:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:08,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:08,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:08,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:00:08,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:08,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 03:00:08,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:08,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:08,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 03:00:08,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:08,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:08,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:08,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:08,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:08,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:00:08,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:08,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 03:00:08,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:08,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:08,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:08,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:08,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:08,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:08,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:08,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:08,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:08,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:08,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:00:08,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:08,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:08,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:08,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:08,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:08,433 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 140 proven. 571 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2020-10-13 03:00:08,433 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1522089745] [2020-10-13 03:00:08,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 03:00:08,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-10-13 03:00:08,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536653343] [2020-10-13 03:00:08,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-10-13 03:00:08,435 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 03:00:08,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-10-13 03:00:08,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=793, Unknown=0, NotChecked=0, Total=870 [2020-10-13 03:00:08,435 INFO L87 Difference]: Start difference. First operand 488 states and 632 transitions. Second operand 30 states. [2020-10-13 03:00:08,850 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 03:00:10,532 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-10-13 03:00:10,986 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-13 03:00:11,431 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 03:00:11,875 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 03:00:12,322 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 03:00:13,144 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 226 [2020-10-13 03:00:13,973 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 227 [2020-10-13 03:00:14,790 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 228 [2020-10-13 03:00:15,191 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 03:00:15,986 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 229 [2020-10-13 03:00:16,470 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 03:00:17,447 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-10-13 03:00:18,320 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-10-13 03:00:18,887 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 03:00:19,891 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-10-13 03:00:29,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 03:00:29,173 INFO L93 Difference]: Finished difference Result 995 states and 1292 transitions. [2020-10-13 03:00:29,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-13 03:00:29,174 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 201 [2020-10-13 03:00:29,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 03:00:29,178 INFO L225 Difference]: With dead ends: 995 [2020-10-13 03:00:29,178 INFO L226 Difference]: Without dead ends: 522 [2020-10-13 03:00:29,181 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 61 SyntacticMatches, 4 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=248, Invalid=2008, Unknown=0, NotChecked=0, Total=2256 [2020-10-13 03:00:29,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-10-13 03:00:29,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 489. [2020-10-13 03:00:29,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2020-10-13 03:00:29,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 634 transitions. [2020-10-13 03:00:29,259 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 634 transitions. Word has length 201 [2020-10-13 03:00:29,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 03:00:29,260 INFO L479 AbstractCegarLoop]: Abstraction has 489 states and 634 transitions. [2020-10-13 03:00:29,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 30 states. [2020-10-13 03:00:29,260 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 634 transitions. [2020-10-13 03:00:29,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-10-13 03:00:29,263 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 03:00:29,263 INFO L422 BasicCegarLoop]: trace histogram [36, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 03:00:29,263 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 03:00:29,264 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 03:00:29,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 03:00:29,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1805470295, now seen corresponding path program 7 times [2020-10-13 03:00:29,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 03:00:29,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [84936614] [2020-10-13 03:00:29,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 03:00:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:29,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:29,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:29,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:29,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-13 03:00:34,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 03:00:34,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5108 [2020-10-13 03:00:34,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:00:34,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-10-13 03:00:34,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 03:00:34,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,823 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 03:00:34,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 03:00:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:34,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 03:00:34,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:34,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:00:34,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:34,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:00:34,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:34,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:34,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 03:00:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:34,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 03:00:34,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:34,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:34,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:34,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:00:34,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 03:00:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:34,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 03:00:34,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:34,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:34,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:34,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:00:34,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 03:00:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:34,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 03:00:34,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:00:34,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:34,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:00:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:34,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:00:34,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 03:00:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:34,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:34,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:34,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 03:00:34,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:34,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:34,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:34,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:34,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 03:00:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:35,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:35,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:35,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:35,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:35,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:00:35,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 03:00:35,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:00:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:35,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:00:35,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:35,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:35,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:35,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:35,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:35,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:00:35,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:35,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-13 03:00:35,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:35,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:00:35,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:35,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 03:00:35,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:35,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-13 03:00:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:35,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:35,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:35,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:35,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:35,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 03:00:35,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:35,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:00:35,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:35,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:00:35,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:35,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:35,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:35,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:35,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:00:35,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:35,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-13 03:00:35,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:35,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:00:35,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:35,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 03:00:35,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:35,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 03:00:35,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:35,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:35,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:35,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:00:35,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:35,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 03:00:35,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:35,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:35,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 03:00:35,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:35,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:35,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:35,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:35,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:35,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:00:35,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:35,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:00:35,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:35,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:35,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:35,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:35,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:35,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 03:00:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:35,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:35,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:35,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:35,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:35,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:00:35,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 03:00:35,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:35,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:00:35,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:35,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:00:35,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:36,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:36,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:36,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:36,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:00:36,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:36,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-13 03:00:36,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:36,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:00:36,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:36,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 03:00:36,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:36,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-13 03:00:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:36,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:36,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:36,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:00:36,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:36,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 03:00:36,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:36,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:36,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 03:00:36,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:36,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:36,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:36,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:36,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:36,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:00:36,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:36,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:00:36,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:36,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:36,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:36,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:36,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:36,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-13 03:00:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:36,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:36,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:36,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:36,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:00:36,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 03:00:36,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-13 03:00:36,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:36,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:00:36,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 03:00:36,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:00:36,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:36,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:36,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:36,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:36,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:00:36,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:36,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-13 03:00:36,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 03:00:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 03:00:36,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:36,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-13 03:00:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:36,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:36,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:36,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:00:36,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:36,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 03:00:36,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:36,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:36,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 03:00:36,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:36,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:36,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:36,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:36,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:36,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:00:36,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:36,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:00:36,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:36,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:36,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:36,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:36,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:36,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:00:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:00:36,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:00:36,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:00:36,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:00:36,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:00:36,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:00:36,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:00:36,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:00:36,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:00:36,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:00:36,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:00:37,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 163 proven. 711 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2020-10-13 03:00:37,060 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [84936614] [2020-10-13 03:00:37,060 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 03:00:37,061 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-13 03:00:37,061 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161391368] [2020-10-13 03:00:37,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-13 03:00:37,062 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 03:00:37,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-13 03:00:37,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=952, Unknown=0, NotChecked=0, Total=1056 [2020-10-13 03:00:37,063 INFO L87 Difference]: Start difference. First operand 489 states and 634 transitions. Second operand 33 states. [2020-10-13 03:00:37,467 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 03:00:39,567 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 246 DAG size of output: 232 [2020-10-13 03:00:40,022 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 03:00:40,444 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 03:00:40,867 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 03:00:41,295 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 03:00:41,722 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 03:00:42,180 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 03:00:42,614 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 03:00:43,049 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 03:00:43,839 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 228 [2020-10-13 03:00:44,285 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 03:00:45,082 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 229 [2020-10-13 03:00:45,564 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 03:00:46,865 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 242 DAG size of output: 228 [2020-10-13 03:00:47,988 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 237 DAG size of output: 223 [2020-10-13 03:00:48,549 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 03:00:49,841 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 251 DAG size of output: 237 [2020-10-13 03:01:01,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 03:01:01,170 INFO L93 Difference]: Finished difference Result 999 states and 1298 transitions. [2020-10-13 03:01:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-13 03:01:01,171 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 205 [2020-10-13 03:01:01,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 03:01:01,175 INFO L225 Difference]: With dead ends: 999 [2020-10-13 03:01:01,176 INFO L226 Difference]: Without dead ends: 525 [2020-10-13 03:01:01,178 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 63 SyntacticMatches, 3 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=314, Invalid=2442, Unknown=0, NotChecked=0, Total=2756 [2020-10-13 03:01:01,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2020-10-13 03:01:01,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 490. [2020-10-13 03:01:01,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2020-10-13 03:01:01,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 636 transitions. [2020-10-13 03:01:01,259 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 636 transitions. Word has length 205 [2020-10-13 03:01:01,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 03:01:01,260 INFO L479 AbstractCegarLoop]: Abstraction has 490 states and 636 transitions. [2020-10-13 03:01:01,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-10-13 03:01:01,260 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 636 transitions. [2020-10-13 03:01:01,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-10-13 03:01:01,262 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 03:01:01,262 INFO L422 BasicCegarLoop]: trace histogram [40, 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] [2020-10-13 03:01:01,263 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 03:01:01,263 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 03:01:01,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 03:01:01,263 INFO L82 PathProgramCache]: Analyzing trace with hash -108285769, now seen corresponding path program 8 times [2020-10-13 03:01:01,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 03:01:01,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [802193616] [2020-10-13 03:01:01,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 03:01:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:01,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:02,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:03,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 275 [2020-10-13 03:01:06,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 03:01:06,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4815 [2020-10-13 03:01:06,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 03:01:06,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 261 [2020-10-13 03:01:06,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 03:01:06,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,576 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 03:01:06,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 03:01:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:06,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 03:01:06,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:06,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:01:06,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:06,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:01:06,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:06,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:06,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 03:01:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:06,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 03:01:06,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:06,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:06,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:06,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:06,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 03:01:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:06,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 03:01:06,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:06,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:06,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:06,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:06,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 03:01:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:06,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 03:01:06,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:06,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:06,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:06,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 03:01:06,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 03:01:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 03:01:06,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:06,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 03:01:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:06,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:01:06,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 03:01:06,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 03:01:06,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 03:01:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:06,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 03:01:06,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 03:01:06,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:01:06,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 03:01:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:01:06,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 03:01:06,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:01:06,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:01:06,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 03:01:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:06,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 03:01:06,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 03:01:06,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:01:06,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 03:01:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:01:06,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 03:01:06,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:01:06,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:01:06,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-13 03:01:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:06,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 03:01:06,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:06,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:06,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:06,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:06,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 03:01:06,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:06,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 03:01:06,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:06,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:06,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:06,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:06,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:07,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-10-13 03:01:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:07,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:07,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:07,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:07,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:07,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 03:01:07,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:07,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 03:01:07,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:07,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:01:07,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:07,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:07,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:07,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:07,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:01:07,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:07,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 03:01:07,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:07,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:07,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:07,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:07,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:07,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:07,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:07,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:07,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:07,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:07,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:01:07,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:07,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:07,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:07,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:07,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:07,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1239 trivial. 0 not checked. [2020-10-13 03:01:07,115 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [802193616] [2020-10-13 03:01:07,115 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 03:01:07,115 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 03:01:07,115 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206793003] [2020-10-13 03:01:07,116 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 03:01:07,116 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 03:01:07,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 03:01:07,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-13 03:01:07,117 INFO L87 Difference]: Start difference. First operand 490 states and 636 transitions. Second operand 11 states. [2020-10-13 03:01:07,513 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 03:01:11,344 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-13 03:01:12,108 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 03:01:15,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 03:01:15,401 INFO L93 Difference]: Finished difference Result 964 states and 1252 transitions. [2020-10-13 03:01:15,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 03:01:15,402 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 209 [2020-10-13 03:01:15,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 03:01:15,406 INFO L225 Difference]: With dead ends: 964 [2020-10-13 03:01:15,407 INFO L226 Difference]: Without dead ends: 527 [2020-10-13 03:01:15,408 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2020-10-13 03:01:15,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2020-10-13 03:01:15,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 495. [2020-10-13 03:01:15,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 495 states. [2020-10-13 03:01:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 641 transitions. [2020-10-13 03:01:15,496 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 641 transitions. Word has length 209 [2020-10-13 03:01:15,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 03:01:15,503 INFO L479 AbstractCegarLoop]: Abstraction has 495 states and 641 transitions. [2020-10-13 03:01:15,503 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 03:01:15,503 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 641 transitions. [2020-10-13 03:01:15,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-10-13 03:01:15,505 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 03:01:15,506 INFO L422 BasicCegarLoop]: trace histogram [40, 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] [2020-10-13 03:01:15,506 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 03:01:15,506 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 03:01:15,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 03:01:15,506 INFO L82 PathProgramCache]: Analyzing trace with hash -51027467, now seen corresponding path program 1 times [2020-10-13 03:01:15,507 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 03:01:15,507 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [626372266] [2020-10-13 03:01:15,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 03:01:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:15,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:17,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:17,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 275 [2020-10-13 03:01:17,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:17,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1978 [2020-10-13 03:01:17,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:17,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 03:01:17,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 03:01:17,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 266 [2020-10-13 03:01:17,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,011 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 03:01:18,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 03:01:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:18,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 03:01:18,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 03:01:18,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:18,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 03:01:18,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:01:18,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:18,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 03:01:18,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:18,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:18,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 03:01:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:18,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 03:01:18,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:01:18,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:18,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:18,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:18,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:18,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 03:01:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:18,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 03:01:18,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:01:18,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:18,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:18,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:18,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:18,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 03:01:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 03:01:18,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 03:01:18,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 03:01:18,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 03:01:18,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:18,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 03:01:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:18,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:18,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 03:01:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 03:01:18,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 03:01:18,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 03:01:18,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 03:01:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:18,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 03:01:18,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-13 03:01:18,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 03:01:18,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 03:01:18,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 03:01:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:18,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 03:01:18,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-13 03:01:18,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 03:01:18,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 03:01:18,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 03:01:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:01:18,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 03:01:18,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 03:01:18,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:01:18,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 03:01:18,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 03:01:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:18,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 03:01:18,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-13 03:01:18,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 03:01:18,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 03:01:18,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 03:01:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 03:01:18,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 03:01:18,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 03:01:18,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 03:01:18,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 03:01:18,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-13 03:01:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:18,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 03:01:18,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-13 03:01:18,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 03:01:18,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 03:01:18,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 03:01:18,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-10-13 03:01:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 03:01:18,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 03:01:18,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 03:01:18,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-13 03:01:18,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 03:01:18,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 03:01:18,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 03:01:18,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 03:01:18,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 03:01:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 03:01:18,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 03:01:18,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 03:01:18,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 03:01:18,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 03:01:18,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 03:01:18,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 03:01:18,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 03:01:18,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 03:01:18,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 03:01:18,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 03:01:18,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1239 trivial. 0 not checked. [2020-10-13 03:01:18,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [626372266] [2020-10-13 03:01:18,793 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 03:01:18,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 03:01:18,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490694298] [2020-10-13 03:01:18,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 03:01:18,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 03:01:18,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 03:01:18,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-13 03:01:18,796 INFO L87 Difference]: Start difference. First operand 495 states and 641 transitions. Second operand 9 states. [2020-10-13 03:01:19,188 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 03:01:19,787 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-13 03:01:20,244 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 222