/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 21:42:49,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 21:42:49,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 21:42:49,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 21:42:49,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 21:42:49,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 21:42:49,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 21:42:49,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 21:42:49,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 21:42:49,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 21:42:49,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 21:42:49,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 21:42:49,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 21:42:49,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 21:42:49,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 21:42:49,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 21:42:49,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 21:42:49,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 21:42:49,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 21:42:49,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 21:42:49,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 21:42:49,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 21:42:49,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 21:42:49,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 21:42:49,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 21:42:49,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 21:42:49,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 21:42:49,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 21:42:49,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 21:42:49,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 21:42:49,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 21:42:49,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 21:42:49,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 21:42:49,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 21:42:49,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 21:42:49,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 21:42:49,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 21:42:49,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 21:42:49,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 21:42:49,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 21:42:49,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 21:42:49,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 21:42:49,511 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 21:42:49,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 21:42:49,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 21:42:49,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 21:42:49,513 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 21:42:49,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 21:42:49,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 21:42:49,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 21:42:49,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 21:42:49,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 21:42:49,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 21:42:49,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 21:42:49,515 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 21:42:49,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 21:42:49,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 21:42:49,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 21:42:49,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 21:42:49,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 21:42:49,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 21:42:49,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 21:42:49,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 21:42:49,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 21:42:49,517 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 21:42:49,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 21:42:49,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 21:42:49,517 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 21:42:49,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 21:42:49,518 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 21:42:49,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 21:42:49,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 21:42:49,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 21:42:49,826 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 21:42:49,826 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 21:42:49,828 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2020-10-13 21:42:49,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63867c2fe/d0e597d7e1bf4fdb926ebb973320dbdf/FLAG7b0627cb4 [2020-10-13 21:42:50,624 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 21:42:50,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2020-10-13 21:42:50,666 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63867c2fe/d0e597d7e1bf4fdb926ebb973320dbdf/FLAG7b0627cb4 [2020-10-13 21:42:50,756 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63867c2fe/d0e597d7e1bf4fdb926ebb973320dbdf [2020-10-13 21:42:50,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 21:42:50,767 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 21:42:50,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 21:42:50,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 21:42:50,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 21:42:50,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:42:50" (1/1) ... [2020-10-13 21:42:50,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740b5798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:50, skipping insertion in model container [2020-10-13 21:42:50,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:42:50" (1/1) ... [2020-10-13 21:42:50,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 21:42:50,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 21:42:51,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 21:42:51,977 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 21:42:52,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 21:42:52,326 INFO L208 MainTranslator]: Completed translation [2020-10-13 21:42:52,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:52 WrapperNode [2020-10-13 21:42:52,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 21:42:52,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 21:42:52,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 21:42:52,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 21:42:52,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:52" (1/1) ... [2020-10-13 21:42:52,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:52" (1/1) ... [2020-10-13 21:42:52,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:52" (1/1) ... [2020-10-13 21:42:52,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:52" (1/1) ... [2020-10-13 21:42:52,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:52" (1/1) ... [2020-10-13 21:42:52,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:52" (1/1) ... [2020-10-13 21:42:52,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:52" (1/1) ... [2020-10-13 21:42:52,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 21:42:52,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 21:42:52,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 21:42:52,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 21:42:52,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 21:42:52,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 21:42:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 21:42:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2020-10-13 21:42:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 21:42:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-13 21:42:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2020-10-13 21:42:52,630 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-13 21:42:52,630 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-13 21:42:52,631 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-13 21:42:52,632 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-13 21:42:52,632 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2020-10-13 21:42:52,632 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 21:42:52,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 21:42:52,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 21:42:52,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-13 21:42:52,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-13 21:42:52,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 21:42:52,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 21:42:52,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 21:42:52,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 21:42:52,639 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 21:42:52,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_select_wdt_out [2020-10-13 21:42:52,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_swc [2020-10-13 21:42:52,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_get_swc_base_addr [2020-10-13 21:42:52,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_swc_bank3 [2020-10-13 21:42:52,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_programm_wdto [2020-10-13 21:42:52,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_wden [2020-10-13 21:42:52,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_tren [2020-10-13 21:42:52,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_tren [2020-10-13 21:42:52,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_trg [2020-10-13 21:42:52,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_trg [2020-10-13 21:42:52,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable [2020-10-13 21:42:52,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable [2020-10-13 21:42:52,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_refresh [2020-10-13 21:42:52,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_open [2020-10-13 21:42:52,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_release [2020-10-13 21:42:52,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_status [2020-10-13 21:42:52,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_write [2020-10-13 21:42:52,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_ioctl [2020-10-13 21:42:52,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_notify_sys [2020-10-13 21:42:52,646 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_init [2020-10-13 21:42:52,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_exit [2020-10-13 21:42:52,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2020-10-13 21:42:52,648 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 21:42:52,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_5 [2020-10-13 21:42:52,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_6 [2020-10-13 21:42:52,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_7 [2020-10-13 21:42:52,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_8 [2020-10-13 21:42:52,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_9 [2020-10-13 21:42:52,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 21:42:52,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 21:42:52,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 21:42:52,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 21:42:52,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 21:42:52,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-10-13 21:42:52,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-10-13 21:42:52,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-10-13 21:42:52,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-10-13 21:42:52,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-10-13 21:42:52,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 21:42:52,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-13 21:42:52,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2020-10-13 21:42:52,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-13 21:42:52,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-13 21:42:52,654 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 21:42:52,654 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-13 21:42:52,655 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-13 21:42:52,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 21:42:52,655 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2020-10-13 21:42:52,655 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2020-10-13 21:42:52,656 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2020-10-13 21:42:52,657 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 21:42:52,657 INFO L138 BoogieDeclarations]: Found implementation of procedure register_reboot_notifier [2020-10-13 21:42:52,659 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2020-10-13 21:42:52,659 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 21:42:52,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 21:42:52,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 21:42:52,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 21:42:52,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 21:42:52,661 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 21:42:52,661 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-13 21:42:52,661 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 21:42:52,661 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2020-10-13 21:42:52,662 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 21:42:52,662 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2020-10-13 21:42:52,662 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2020-10-13 21:42:52,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 21:42:52,664 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-13 21:42:52,664 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-13 21:42:52,664 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-13 21:42:52,664 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-13 21:42:52,665 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-13 21:42:52,665 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-13 21:42:52,665 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-13 21:42:52,665 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-13 21:42:52,666 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2020-10-13 21:42:52,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_5 [2020-10-13 21:42:52,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-10-13 21:42:52,667 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 21:42:52,667 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 21:42:52,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 21:42:52,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 21:42:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 21:42:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 21:42:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 21:42:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 21:42:52,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 21:42:52,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 21:42:52,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-13 21:42:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-13 21:42:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 21:42:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 21:42:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 21:42:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 21:42:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2020-10-13 21:42:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2020-10-13 21:42:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_7 [2020-10-13 21:42:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2020-10-13 21:42:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_8 [2020-10-13 21:42:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_9 [2020-10-13 21:42:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2020-10-13 21:42:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_6 [2020-10-13 21:42:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure register_reboot_notifier [2020-10-13 21:42:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2020-10-13 21:42:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 21:42:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-13 21:42:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 21:42:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 21:42:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_select_wdt_out [2020-10-13 21:42:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_swc [2020-10-13 21:42:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_get_swc_base_addr [2020-10-13 21:42:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_swc_bank3 [2020-10-13 21:42:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_programm_wdto [2020-10-13 21:42:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_wden [2020-10-13 21:42:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_tren [2020-10-13 21:42:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_tren [2020-10-13 21:42:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_trg [2020-10-13 21:42:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_trg [2020-10-13 21:42:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable [2020-10-13 21:42:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable [2020-10-13 21:42:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_refresh [2020-10-13 21:42:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_open [2020-10-13 21:42:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_release [2020-10-13 21:42:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_status [2020-10-13 21:42:52,684 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_write [2020-10-13 21:42:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_ioctl [2020-10-13 21:42:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 21:42:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 21:42:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 21:42:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_notify_sys [2020-10-13 21:42:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_init [2020-10-13 21:42:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_exit [2020-10-13 21:42:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 21:42:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 21:42:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 21:42:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 21:42:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 21:42:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 21:42:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 21:42:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 21:42:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 21:42:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-10-13 21:42:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-10-13 21:42:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-10-13 21:42:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-10-13 21:42:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 21:42:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 21:42:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 21:42:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 21:42:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 21:42:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 21:42:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 21:42:53,829 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 21:42:53,850 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-10-13 21:42:56,954 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 21:42:56,954 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-13 21:42:56,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:42:56 BoogieIcfgContainer [2020-10-13 21:42:56,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 21:42:56,963 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 21:42:56,963 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 21:42:56,966 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 21:42:56,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:42:50" (1/3) ... [2020-10-13 21:42:56,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@244b5f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:42:56, skipping insertion in model container [2020-10-13 21:42:56,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:42:52" (2/3) ... [2020-10-13 21:42:56,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@244b5f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:42:56, skipping insertion in model container [2020-10-13 21:42:56,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:42:56" (3/3) ... [2020-10-13 21:42:56,969 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 21:42:56,979 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 21:42:56,987 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 21:42:57,001 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 21:42:57,029 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 21:42:57,029 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 21:42:57,029 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 21:42:57,029 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 21:42:57,030 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 21:42:57,030 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 21:42:57,030 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 21:42:57,030 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 21:42:57,067 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states. [2020-10-13 21:42:57,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-13 21:42:57,096 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:42:57,097 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 21:42:57,097 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:42:57,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:42:57,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1608333761, now seen corresponding path program 1 times [2020-10-13 21:42:57,109 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:42:57,109 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1187896867] [2020-10-13 21:42:57,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:42:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:42:57,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:57,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:58,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:58,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:58,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:42:58,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:02,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:02,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:02,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-13 21:43:02,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 21:43:02,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5133 [2020-10-13 21:43:02,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:02,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:02,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-13 21:43:02,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:02,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 21:43:03,183 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:43:03,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:43:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:03,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-13 21:43:03,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:03,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:03,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:03,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 21:43:03,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:43:03,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:03,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:43:03,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:03,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:03,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:43:03,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 21:43:03,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 21:43:03,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:43:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:03,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 21:43:03,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:43:03,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:03,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:03,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:03,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:03,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:03,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 21:43:03,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:43:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:03,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:03,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 21:43:03,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 21:43:03,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 21:43:03,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:03,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:43:03,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:03,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:03,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:03,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:43:03,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 21:43:03,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:03,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:43:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:03,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:03,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 21:43:03,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 21:43:03,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:03,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:43:03,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:03,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:03,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:43:03,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:03,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:43:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:43:03,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:43:03,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 21:43:03,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 21:43:03,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:43:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:03,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:03,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-13 21:43:03,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:03,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:03,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:43:03,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:03,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 21:43:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:03,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:03,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 21:43:03,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:03,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:03,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:03,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:03,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:03,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:03,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:03,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:03,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:03,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:03,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:03,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:03,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:03,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-13 21:43:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:04,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:04,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-10-13 21:43:04,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:04,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:04,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:04,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:04,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:43:04,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:04,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:04,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 21:43:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:04,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:04,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-13 21:43:04,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:04,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:04,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:04,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:04,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:04,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:43:04,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:04,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:04,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 21:43:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:04,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:04,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-13 21:43:04,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:04,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:04,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:04,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:04,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:43:04,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:04,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:04,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 21:43:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:04,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:04,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-13 21:43:04,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:04,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:04,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:04,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:04,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:04,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:04,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:04,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 21:43:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:43:04,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:04,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 21:43:04,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 21:43:04,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:04,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:04,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:04,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:04,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:04,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:04,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:04,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:04,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:04,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:04,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:04,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:04,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:04,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:04,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:04,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:04,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:04,780 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2020-10-13 21:43:04,781 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1187896867] [2020-10-13 21:43:04,783 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:43:04,783 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 21:43:04,784 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672586691] [2020-10-13 21:43:04,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 21:43:04,790 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:43:04,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 21:43:04,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-13 21:43:04,808 INFO L87 Difference]: Start difference. First operand 498 states. Second operand 8 states. [2020-10-13 21:43:05,279 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:43:12,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:43:12,771 INFO L93 Difference]: Finished difference Result 1004 states and 1336 transitions. [2020-10-13 21:43:12,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 21:43:12,773 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 169 [2020-10-13 21:43:12,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:43:12,814 INFO L225 Difference]: With dead ends: 1004 [2020-10-13 21:43:12,814 INFO L226 Difference]: Without dead ends: 510 [2020-10-13 21:43:12,832 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2020-10-13 21:43:12,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2020-10-13 21:43:13,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 475. [2020-10-13 21:43:13,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2020-10-13 21:43:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 617 transitions. [2020-10-13 21:43:13,094 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 617 transitions. Word has length 169 [2020-10-13 21:43:13,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:43:13,094 INFO L479 AbstractCegarLoop]: Abstraction has 475 states and 617 transitions. [2020-10-13 21:43:13,094 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 21:43:13,095 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 617 transitions. [2020-10-13 21:43:13,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-13 21:43:13,100 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:43:13,101 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 21:43:13,101 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 21:43:13,101 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:43:13,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:43:13,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1560758071, now seen corresponding path program 1 times [2020-10-13 21:43:13,102 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:43:13,102 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [942893218] [2020-10-13 21:43:13,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:43:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:13,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:13,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:13,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:13,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:13,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:18,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-13 21:43:18,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:43:18,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5097 [2020-10-13 21:43:18,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:18,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 21:43:18,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 225 [2020-10-13 21:43:18,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 21:43:18,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:18,799 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:43:18,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:43:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:18,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:18,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:18,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:18,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 21:43:18,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:18,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:18,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:18,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:18,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:18,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:18,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:18,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:18,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:18,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 21:43:18,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:18,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:18,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:18,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:18,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:18,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:18,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:18,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:18,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:18,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:18,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:18,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:18,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:18,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:18,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:18,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:18,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:18,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:18,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:18,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:18,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:18,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:18,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:18,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:18,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:18,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:43:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:18,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:18,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:18,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:18,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 21:43:18,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:18,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:18,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:18,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:18,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:18,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:18,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:18,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:18,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:18,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:18,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:18,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:18,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:18,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:18,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:18,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:18,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:18,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:18,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:18,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:18,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:18,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:18,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:18,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:18,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:18,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:18,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:43:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:19,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 21:43:19,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:19,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:19,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:19,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:19,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:43:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:19,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 21:43:19,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:19,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:19,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:19,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:19,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:43:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:43:19,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:19,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:43:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:19,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:19,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 21:43:19,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:19,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:19,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 21:43:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:19,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:19,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 21:43:19,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:19,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:19,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-13 21:43:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:19,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:19,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 21:43:19,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:19,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:19,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 21:43:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:19,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:19,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-13 21:43:19,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:19,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:19,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:43:19,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 21:43:19,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:19,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:19,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 21:43:19,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:19,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:19,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 21:43:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:19,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:19,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 21:43:19,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:19,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:19,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 21:43:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:43:19,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:43:19,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:19,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:19,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:19,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:19,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:19,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:19,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:19,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:19,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:19,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:19,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:19,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:19,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:19,668 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2020-10-13 21:43:19,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [942893218] [2020-10-13 21:43:19,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 21:43:19,670 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 21:43:19,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386591993] [2020-10-13 21:43:19,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 21:43:19,674 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:43:19,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 21:43:19,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-13 21:43:19,675 INFO L87 Difference]: Start difference. First operand 475 states and 617 transitions. Second operand 9 states. [2020-10-13 21:43:20,048 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:43:20,614 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-13 21:43:21,089 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-10-13 21:43:29,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:43:29,373 INFO L93 Difference]: Finished difference Result 624 states and 800 transitions. [2020-10-13 21:43:29,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 21:43:29,374 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 169 [2020-10-13 21:43:29,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:43:29,382 INFO L225 Difference]: With dead ends: 624 [2020-10-13 21:43:29,382 INFO L226 Difference]: Without dead ends: 619 [2020-10-13 21:43:29,383 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2020-10-13 21:43:29,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2020-10-13 21:43:29,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 579. [2020-10-13 21:43:29,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 579 states. [2020-10-13 21:43:29,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 741 transitions. [2020-10-13 21:43:29,524 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 741 transitions. Word has length 169 [2020-10-13 21:43:29,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:43:29,525 INFO L479 AbstractCegarLoop]: Abstraction has 579 states and 741 transitions. [2020-10-13 21:43:29,525 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 21:43:29,525 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 741 transitions. [2020-10-13 21:43:29,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-13 21:43:29,529 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:43:29,529 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 21:43:29,530 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 21:43:29,530 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:43:29,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:43:29,530 INFO L82 PathProgramCache]: Analyzing trace with hash 1618016373, now seen corresponding path program 1 times [2020-10-13 21:43:29,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:43:29,531 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1811023182] [2020-10-13 21:43:29,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:43:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:29,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:29,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:29,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:30,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:30,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:34,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:34,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-13 21:43:34,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:43:34,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 21:43:34,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:34,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 21:43:34,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 21:43:34,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 21:43:34,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,114 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:43:35,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:43:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:35,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 21:43:35,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:35,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:35,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 21:43:35,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:35,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:35,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:35,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:35,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:35,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:35,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:35,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:43:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:35,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 21:43:35,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:35,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:35,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:35,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:35,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:35,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:43:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:35,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 21:43:35,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:35,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:35,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:35,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:35,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:35,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:43:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:35,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 21:43:35,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:35,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:35,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:35,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:35,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:35,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:43:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:43:35,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:43:35,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:43:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:35,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:35,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 21:43:35,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:35,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:35,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 21:43:35,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:35,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 21:43:35,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 21:43:35,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:43:35,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 21:43:35,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:35,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:35,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 21:43:35,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 21:43:35,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 21:43:35,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-13 21:43:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:35,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:35,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 21:43:35,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:35,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:35,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:35,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 21:43:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:35,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:35,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 21:43:35,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:35,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:35,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:35,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 21:43:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:35,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:35,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 21:43:35,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:35,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:35,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:35,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:35,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:43:35,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:35,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:35,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 21:43:35,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:35,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:35,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:35,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:35,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 21:43:35,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:35,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:35,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 21:43:35,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:35,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:35,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:35,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:36,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:36,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:36,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:36,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:36,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:36,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:36,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:36,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:36,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:36,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 21:43:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:36,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:36,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:36,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:43:36,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:36,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 21:43:36,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:36,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:36,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 21:43:36,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:36,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:36,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:36,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:36,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:36,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:36,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:36,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:36,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:36,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:36,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:36,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:36,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:36,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:36,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:36,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:36,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:36,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:36,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:36,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:36,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:36,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:36,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:36,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:36,226 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2020-10-13 21:43:36,226 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1811023182] [2020-10-13 21:43:36,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:43:36,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 21:43:36,227 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726989782] [2020-10-13 21:43:36,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 21:43:36,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:43:36,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 21:43:36,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-13 21:43:36,229 INFO L87 Difference]: Start difference. First operand 579 states and 741 transitions. Second operand 12 states. [2020-10-13 21:43:36,647 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:43:37,534 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-10-13 21:43:37,943 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-13 21:43:38,369 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-13 21:43:38,934 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-13 21:43:39,389 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-10-13 21:43:47,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:43:47,256 INFO L93 Difference]: Finished difference Result 1175 states and 1509 transitions. [2020-10-13 21:43:47,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 21:43:47,257 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 169 [2020-10-13 21:43:47,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:43:47,263 INFO L225 Difference]: With dead ends: 1175 [2020-10-13 21:43:47,264 INFO L226 Difference]: Without dead ends: 609 [2020-10-13 21:43:47,267 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2020-10-13 21:43:47,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2020-10-13 21:43:47,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 580. [2020-10-13 21:43:47,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 580 states. [2020-10-13 21:43:47,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 742 transitions. [2020-10-13 21:43:47,435 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 742 transitions. Word has length 169 [2020-10-13 21:43:47,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:43:47,436 INFO L479 AbstractCegarLoop]: Abstraction has 580 states and 742 transitions. [2020-10-13 21:43:47,436 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 21:43:47,436 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 742 transitions. [2020-10-13 21:43:47,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-13 21:43:47,439 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:43:47,440 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 21:43:47,440 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 21:43:47,440 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:43:47,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:43:47,440 INFO L82 PathProgramCache]: Analyzing trace with hash -1941615713, now seen corresponding path program 1 times [2020-10-13 21:43:47,441 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:43:47,441 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1310131095] [2020-10-13 21:43:47,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:43:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:47,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:47,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:48,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:48,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:52,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:52,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-13 21:43:52,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:43:52,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 21:43:52,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:52,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:43:52,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 138 [2020-10-13 21:43:52,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 21:43:52,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:52,918 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:43:52,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:43:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:52,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:52,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:52,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:52,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:52,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 21:43:52,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:52,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:52,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:52,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:52,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:52,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:52,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:53,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:43:53,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:53,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:53,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:53,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:53,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:43:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:53,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:53,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:53,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:53,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:53,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:53,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:43:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:53,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:53,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:53,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:53,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:53,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:43:53,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:43:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:43:53,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:53,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:43:53,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:43:53,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:43:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:53,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:43:53,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:43:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:43:53,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:53,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:43:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:53,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:53,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-13 21:43:53,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:53,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:53,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-13 21:43:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:53,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:53,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-13 21:43:53,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:53,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:43:53,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 21:43:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:53,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-13 21:43:53,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:43:53,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:43:53,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 21:43:53,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:53,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-13 21:43:53,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:43:53,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 21:43:53,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 21:43:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:53,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:53,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-13 21:43:53,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:43:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:53,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:53,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:43:53,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:53,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:53,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 21:43:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:53,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:53,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:53,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:53,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-13 21:43:53,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:53,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:53,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:43:53,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:53,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:53,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:53,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:54,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:54,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:54,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:54,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:43:54,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:54,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:54,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:54,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:54,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 21:43:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:54,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:54,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:54,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:54,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:43:54,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:43:54,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-13 21:43:54,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:54,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:54,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:43:54,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:54,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:43:54,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:54,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:54,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:54,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:43:54,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:54,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:43:54,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:54,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:54,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:54,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:54,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:54,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 21:43:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:54,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:54,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:54,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:43:54,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:54,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 21:43:54,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:54,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 21:43:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:54,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:54,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:54,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:54,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:54,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:43:54,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:54,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:43:54,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:54,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:54,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:54,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:54,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:54,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:43:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:43:54,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:43:54,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:43:54,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:43:54,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:43:54,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:43:54,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:43:54,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:43:54,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:43:54,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:43:54,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:43:54,291 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 20 proven. 31 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2020-10-13 21:43:54,291 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1310131095] [2020-10-13 21:43:54,291 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:43:54,291 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 21:43:54,292 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535596613] [2020-10-13 21:43:54,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 21:43:54,292 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:43:54,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 21:43:54,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-10-13 21:43:54,293 INFO L87 Difference]: Start difference. First operand 580 states and 742 transitions. Second operand 13 states. [2020-10-13 21:43:54,655 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:43:55,372 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 21:43:55,774 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-13 21:43:56,236 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 21:43:56,618 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 21:43:57,016 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:43:57,430 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-13 21:43:57,891 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 21:43:58,314 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:44:05,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:44:05,361 INFO L93 Difference]: Finished difference Result 1175 states and 1505 transitions. [2020-10-13 21:44:05,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 21:44:05,361 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 175 [2020-10-13 21:44:05,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:44:05,366 INFO L225 Difference]: With dead ends: 1175 [2020-10-13 21:44:05,367 INFO L226 Difference]: Without dead ends: 617 [2020-10-13 21:44:05,369 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=132, Invalid=420, Unknown=0, NotChecked=0, Total=552 [2020-10-13 21:44:05,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2020-10-13 21:44:05,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 588. [2020-10-13 21:44:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2020-10-13 21:44:05,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 751 transitions. [2020-10-13 21:44:05,505 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 751 transitions. Word has length 175 [2020-10-13 21:44:05,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:44:05,506 INFO L479 AbstractCegarLoop]: Abstraction has 588 states and 751 transitions. [2020-10-13 21:44:05,506 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 21:44:05,506 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 751 transitions. [2020-10-13 21:44:05,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-13 21:44:05,510 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:44:05,510 INFO L422 BasicCegarLoop]: trace histogram [8, 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 21:44:05,510 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 21:44:05,511 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:44:05,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:44:05,511 INFO L82 PathProgramCache]: Analyzing trace with hash -1161846553, now seen corresponding path program 2 times [2020-10-13 21:44:05,511 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:44:05,512 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [670358671] [2020-10-13 21:44:05,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:44:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:05,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:05,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:05,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:06,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:06,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:10,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:10,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-13 21:44:10,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:44:10,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-13 21:44:10,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:10,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:44:10,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-13 21:44:10,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 21:44:10,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,067 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:44:11,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:44:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:11,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 21:44:11,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:11,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 21:44:11,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:11,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:11,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:11,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:44:11,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 21:44:11,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:44:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:11,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 21:44:11,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:11,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:11,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:11,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:11,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:11,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:44:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:11,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 21:44:11,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:11,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:44:11,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:11,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:44:11,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:44:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:11,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 21:44:11,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:11,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:11,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:11,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:11,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:44:11,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:44:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:44:11,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:11,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:44:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:44:11,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:11,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-13 21:44:11,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 21:44:11,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:44:11,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:11,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:11,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-13 21:44:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:44:11,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 21:44:11,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:44:11,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:44:11,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 21:44:11,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:44:11,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 21:44:11,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 21:44:11,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 21:44:11,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:11,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 21:44:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:11,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:11,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-13 21:44:11,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:11,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:11,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:11,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:11,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 21:44:11,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:11,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-13 21:44:11,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 21:44:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:11,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:11,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:11,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:44:11,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:11,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 21:44:11,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:11,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:11,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:44:11,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:11,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:12,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:12,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:12,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:12,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:44:12,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:12,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:12,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:12,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:12,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:12,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:12,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:12,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 21:44:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:12,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:12,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:12,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:12,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:12,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:12,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-13 21:44:12,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:12,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:12,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:12,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:12,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:12,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:12,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:12,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:12,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:12,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:12,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:12,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:12,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:12,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:12,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:12,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:12,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 21:44:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:12,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:12,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:12,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:12,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 21:44:12,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:12,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 21:44:12,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:12,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:12,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 21:44:12,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:12,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:12,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:12,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:12,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:12,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 21:44:12,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:12,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:44:12,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:12,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:12,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:12,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:12,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:12,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-13 21:44:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:12,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:12,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:12,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:44:12,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:12,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:44:12,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:12,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:12,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 21:44:12,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:12,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:12,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:12,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:12,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:12,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:44:12,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:12,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:44:12,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:12,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:12,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:12,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:12,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:12,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:12,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:12,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:12,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:12,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:12,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:12,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:12,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:12,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:12,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:12,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:12,352 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 10 proven. 45 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2020-10-13 21:44:12,352 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [670358671] [2020-10-13 21:44:12,354 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:44:12,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 21:44:12,354 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181498987] [2020-10-13 21:44:12,355 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 21:44:12,355 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:44:12,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 21:44:12,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-10-13 21:44:12,359 INFO L87 Difference]: Start difference. First operand 588 states and 751 transitions. Second operand 13 states. [2020-10-13 21:44:12,718 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:44:13,593 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-13 21:44:14,078 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 21:44:14,479 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 21:44:14,909 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:44:15,412 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 21:44:15,876 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-13 21:44:22,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:44:22,819 INFO L93 Difference]: Finished difference Result 1190 states and 1523 transitions. [2020-10-13 21:44:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-13 21:44:22,820 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 177 [2020-10-13 21:44:22,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:44:22,825 INFO L225 Difference]: With dead ends: 1190 [2020-10-13 21:44:22,825 INFO L226 Difference]: Without dead ends: 615 [2020-10-13 21:44:22,828 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=103, Invalid=359, Unknown=0, NotChecked=0, Total=462 [2020-10-13 21:44:22,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2020-10-13 21:44:22,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 586. [2020-10-13 21:44:22,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2020-10-13 21:44:22,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 748 transitions. [2020-10-13 21:44:22,933 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 748 transitions. Word has length 177 [2020-10-13 21:44:22,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:44:22,934 INFO L479 AbstractCegarLoop]: Abstraction has 586 states and 748 transitions. [2020-10-13 21:44:22,934 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 21:44:22,934 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 748 transitions. [2020-10-13 21:44:22,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-10-13 21:44:22,937 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:44:22,937 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 21:44:22,937 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 21:44:22,937 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:44:22,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:44:22,938 INFO L82 PathProgramCache]: Analyzing trace with hash -2066922251, now seen corresponding path program 3 times [2020-10-13 21:44:22,938 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:44:22,938 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1522829988] [2020-10-13 21:44:22,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:44:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:23,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:23,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:23,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:23,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:23,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-13 21:44:28,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:44:28,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-13 21:44:28,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 21:44:28,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-13 21:44:28,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 21:44:28,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,458 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:44:28,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:44:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:28,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 21:44:28,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:28,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:44:28,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:28,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:28,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:28,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:28,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:28,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:44:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:28,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:28,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:28,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:28,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:28,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:28,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:28,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:44:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:28,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:28,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:28,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:28,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:28,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:28,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:44:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:28,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:28,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:28,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:28,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:28,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:44:28,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:44:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:44:28,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:28,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:44:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:28,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:28,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 21:44:28,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:28,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:28,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 21:44:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:28,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:28,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-13 21:44:28,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:28,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:28,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:28,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:28,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:28,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 21:44:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:28,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:28,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:28,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:28,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 21:44:28,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:28,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 21:44:28,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:44:28,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 21:44:28,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:28,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:28,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:29,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:29,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:29,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-13 21:44:29,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:29,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 21:44:29,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:29,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 21:44:29,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:29,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 21:44:29,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:29,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:29,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:29,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:29,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-13 21:44:29,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:29,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:29,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:29,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:29,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:29,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:29,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:29,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:29,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:29,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:44:29,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:29,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:29,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:29,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:29,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:29,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 21:44:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:29,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:29,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:29,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:29,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-13 21:44:29,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:29,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:29,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:29,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:29,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:29,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:29,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:29,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:29,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:29,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:44:29,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:29,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:29,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:29,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:29,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:29,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 21:44:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:29,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:29,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 21:44:29,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:29,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-13 21:44:29,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:29,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:29,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 21:44:29,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:29,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:29,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:29,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:29,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 21:44:29,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:29,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:44:29,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:29,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:29,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:29,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:29,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:29,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-13 21:44:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:29,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:29,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:44:29,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:29,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 21:44:29,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:29,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:29,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 21:44:29,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:29,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:29,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:29,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:29,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:44:29,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:29,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:29,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:29,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:29,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:29,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:29,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:29,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:29,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:29,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:29,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:29,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:29,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:44:29,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:29,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:29,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:29,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:29,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 21:44:29,830 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 30 proven. 48 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2020-10-13 21:44:29,830 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1522829988] [2020-10-13 21:44:29,831 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:44:29,831 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 21:44:29,831 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125358950] [2020-10-13 21:44:29,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 21:44:29,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:44:29,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 21:44:29,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-13 21:44:29,833 INFO L87 Difference]: Start difference. First operand 586 states and 748 transitions. Second operand 14 states. [2020-10-13 21:44:30,596 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:44:31,678 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-13 21:44:32,093 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 21:44:32,501 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:44:32,910 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 21:44:33,344 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:44:33,867 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 21:44:34,345 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-13 21:44:42,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:44:42,840 INFO L93 Difference]: Finished difference Result 1192 states and 1526 transitions. [2020-10-13 21:44:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 21:44:42,841 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 181 [2020-10-13 21:44:42,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:44:42,845 INFO L225 Difference]: With dead ends: 1192 [2020-10-13 21:44:42,846 INFO L226 Difference]: Without dead ends: 616 [2020-10-13 21:44:42,848 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2020-10-13 21:44:42,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2020-10-13 21:44:42,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 587. [2020-10-13 21:44:42,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 587 states. [2020-10-13 21:44:42,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 749 transitions. [2020-10-13 21:44:42,957 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 749 transitions. Word has length 181 [2020-10-13 21:44:42,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:44:42,957 INFO L479 AbstractCegarLoop]: Abstraction has 587 states and 749 transitions. [2020-10-13 21:44:42,957 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 21:44:42,957 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 749 transitions. [2020-10-13 21:44:42,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-13 21:44:42,960 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:44:42,960 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 21:44:42,961 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 21:44:42,961 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:44:42,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:44:42,961 INFO L82 PathProgramCache]: Analyzing trace with hash -2050948961, now seen corresponding path program 4 times [2020-10-13 21:44:42,961 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:44:42,962 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [786286043] [2020-10-13 21:44:42,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:44:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:43,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:43,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:43,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:43,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:43,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-13 21:44:48,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:44:48,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-13 21:44:48,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:44:48,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 124 [2020-10-13 21:44:48,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 21:44:48,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,441 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:44:48,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:44:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:48,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 21:44:48,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:48,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:48,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:48,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:48,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:48,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:48,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:44:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:48,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:48,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:48,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:48,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:48,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:44:48,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:44:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:48,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:48,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:48,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:48,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:48,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:44:48,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:44:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:44:48,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:44:48,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:44:48,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:48,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:44:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:48,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:44:48,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:44:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:44:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:44:48,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:48,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 21:44:48,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:44:48,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:44:48,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:48,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:48,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 21:44:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:44:48,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 21:44:48,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:44:48,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:44:48,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 21:44:48,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:48,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:44:48,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:48,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 21:44:48,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:48,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:44:48,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:48,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 21:44:48,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:48,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 21:44:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:48,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:48,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:44:49,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:49,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 21:44:49,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 21:44:49,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:49,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:44:49,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:49,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:44:49,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:49,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 21:44:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:49,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:44:49,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:49,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-13 21:44:49,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 21:44:49,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:49,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:44:49,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:49,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:44:49,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:49,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 21:44:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:49,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:44:49,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:49,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-13 21:44:49,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 21:44:49,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:49,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:44:49,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:49,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:49,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:49,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 21:44:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:49,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:44:49,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:44:49,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 21:44:49,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 21:44:49,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:49,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:44:49,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:49,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:44:49,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:49,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-13 21:44:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:49,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:44:49,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:49,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:44:49,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 21:44:49,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:49,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:44:49,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:49,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:44:49,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:49,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:44:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:44:49,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:44:49,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:44:49,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:44:49,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:44:49,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:44:49,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:44:49,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:44:49,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:44:49,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:44:49,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:44:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 94 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2020-10-13 21:44:49,407 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [786286043] [2020-10-13 21:44:49,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:44:49,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-13 21:44:49,408 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109074529] [2020-10-13 21:44:49,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-13 21:44:49,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:44:49,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-13 21:44:49,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2020-10-13 21:44:49,409 INFO L87 Difference]: Start difference. First operand 587 states and 749 transitions. Second operand 15 states. [2020-10-13 21:44:49,804 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:44:50,677 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 21:44:51,129 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-13 21:44:51,548 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:44:51,956 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:44:52,368 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 21:44:52,800 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:44:53,246 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-13 21:44:53,664 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:44:54,152 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 21:44:54,595 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-13 21:45:02,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:45:02,048 INFO L93 Difference]: Finished difference Result 1191 states and 1524 transitions. [2020-10-13 21:45:02,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 21:45:02,049 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 187 [2020-10-13 21:45:02,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:45:02,054 INFO L225 Difference]: With dead ends: 1191 [2020-10-13 21:45:02,054 INFO L226 Difference]: Without dead ends: 619 [2020-10-13 21:45:02,057 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=146, Invalid=610, Unknown=0, NotChecked=0, Total=756 [2020-10-13 21:45:02,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2020-10-13 21:45:02,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 590. [2020-10-13 21:45:02,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-13 21:45:02,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 753 transitions. [2020-10-13 21:45:02,174 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 753 transitions. Word has length 187 [2020-10-13 21:45:02,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:45:02,175 INFO L479 AbstractCegarLoop]: Abstraction has 590 states and 753 transitions. [2020-10-13 21:45:02,175 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-13 21:45:02,175 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 753 transitions. [2020-10-13 21:45:02,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-13 21:45:02,179 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:45:02,179 INFO L422 BasicCegarLoop]: trace histogram [22, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 21:45:02,180 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 21:45:02,180 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:45:02,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:45:02,180 INFO L82 PathProgramCache]: Analyzing trace with hash -926566503, now seen corresponding path program 5 times [2020-10-13 21:45:02,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:45:02,181 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [496835532] [2020-10-13 21:45:02,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:45:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:02,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:02,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:02,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:02,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:02,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 257 [2020-10-13 21:45:07,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 21:45:07,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-13 21:45:07,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:45:07,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-13 21:45:07,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 21:45:07,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,670 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:45:07,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:45:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:07,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 21:45:07,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:07,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:07,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:07,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:45:07,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:07,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:07,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:45:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:07,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:07,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:07,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:07,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:07,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:07,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:45:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:07,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:07,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:07,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:07,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:07,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:07,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:07,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:45:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:07,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:07,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:07,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:07,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:07,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:07,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:45:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:45:07,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:07,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:45:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:07,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:07,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 21:45:07,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:07,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:07,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:07,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:07,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 21:45:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:07,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:07,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:07,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:07,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:07,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 21:45:07,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:07,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:07,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:07,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:07,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:07,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:08,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:08,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:08,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:08,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:08,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 21:45:08,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:45:08,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:08,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 21:45:08,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:45:08,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:45:08,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 21:45:08,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:45:08,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:08,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 21:45:08,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 21:45:08,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:08,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 21:45:08,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 21:45:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:08,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:08,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-13 21:45:08,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:08,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:45:08,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:08,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:08,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:08,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:45:08,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:08,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:08,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:08,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 21:45:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 21:45:08,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:08,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-13 21:45:08,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:08,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 21:45:08,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:08,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 21:45:08,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:08,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:08,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:08,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:08,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:08,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 21:45:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:08,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:08,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 21:45:08,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:08,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:45:08,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:08,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:08,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:08,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:08,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:08,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:08,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:08,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-13 21:45:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:45:08,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:08,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:08,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:08,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 21:45:08,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:08,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:45:08,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:08,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:45:08,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:08,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:08,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:08,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:08,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:08,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:08,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:08,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:08,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:08,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:08,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:08,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:08,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:08,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:08,665 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 52 proven. 80 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2020-10-13 21:45:08,666 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [496835532] [2020-10-13 21:45:08,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:45:08,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-13 21:45:08,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505237716] [2020-10-13 21:45:08,668 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-13 21:45:08,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:45:08,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-13 21:45:08,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2020-10-13 21:45:08,668 INFO L87 Difference]: Start difference. First operand 590 states and 753 transitions. Second operand 15 states. [2020-10-13 21:45:09,064 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:45:10,079 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-13 21:45:10,518 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 21:45:10,925 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:45:11,335 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:45:11,747 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 21:45:12,181 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:45:12,660 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-13 21:45:13,201 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-10-13 21:45:20,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:45:20,742 INFO L93 Difference]: Finished difference Result 1190 states and 1519 transitions. [2020-10-13 21:45:20,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 21:45:20,743 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 191 [2020-10-13 21:45:20,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:45:20,747 INFO L225 Difference]: With dead ends: 1190 [2020-10-13 21:45:20,747 INFO L226 Difference]: Without dead ends: 617 [2020-10-13 21:45:20,749 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=117, Invalid=533, Unknown=0, NotChecked=0, Total=650 [2020-10-13 21:45:20,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2020-10-13 21:45:20,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 588. [2020-10-13 21:45:20,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2020-10-13 21:45:20,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 750 transitions. [2020-10-13 21:45:20,863 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 750 transitions. Word has length 191 [2020-10-13 21:45:20,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:45:20,864 INFO L479 AbstractCegarLoop]: Abstraction has 588 states and 750 transitions. [2020-10-13 21:45:20,864 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-13 21:45:20,864 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 750 transitions. [2020-10-13 21:45:20,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-13 21:45:20,867 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:45:20,867 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 21:45:20,867 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 21:45:20,868 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:45:20,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:45:20,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1355669131, now seen corresponding path program 6 times [2020-10-13 21:45:20,868 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:45:20,870 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [640533420] [2020-10-13 21:45:20,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:45:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:21,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:21,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:21,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:21,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-13 21:45:26,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 21:45:26,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5066 [2020-10-13 21:45:26,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 21:45:26,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 125 [2020-10-13 21:45:26,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 21:45:26,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,411 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:45:26,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:45:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:26,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 21:45:26,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:26,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:26,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:26,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:45:26,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:26,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:26,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:45:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:26,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:26,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:26,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:26,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:26,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:26,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:45:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:26,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:26,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:26,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:26,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:26,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:26,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:45:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:26,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:26,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:26,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:26,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:26,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:26,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:45:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:45:26,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:26,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:45:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:26,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:26,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 21:45:26,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:26,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:26,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:26,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:26,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 21:45:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:26,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 21:45:26,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 21:45:26,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:45:26,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 21:45:26,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:26,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:26,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:26,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:26,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:26,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:26,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-13 21:45:26,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:26,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 21:45:26,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:26,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 21:45:26,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 21:45:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:27,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:27,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:45:27,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:45:27,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:27,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:27,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:27,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:27,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 21:45:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:27,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:27,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-13 21:45:27,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:45:27,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:27,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:27,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:27,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 21:45:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:27,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:27,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 21:45:27,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:45:27,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:27,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:27,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 21:45:27,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:27,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 21:45:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:27,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:27,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-13 21:45:27,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:45:27,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:27,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:27,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:27,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:27,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-13 21:45:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:45:27,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:27,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:27,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 21:45:27,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:45:27,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:27,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:27,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:27,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:27,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:27,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:27,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:27,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:27,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:27,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:27,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:27,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:27,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:27,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:27,380 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 31 proven. 134 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2020-10-13 21:45:27,381 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [640533420] [2020-10-13 21:45:27,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:45:27,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-13 21:45:27,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975877251] [2020-10-13 21:45:27,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-13 21:45:27,382 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:45:27,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-13 21:45:27,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-10-13 21:45:27,382 INFO L87 Difference]: Start difference. First operand 588 states and 750 transitions. Second operand 16 states. [2020-10-13 21:45:27,784 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:45:28,849 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 21:45:29,347 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 21:45:29,766 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:45:30,194 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 21:45:30,623 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 21:45:31,043 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 21:45:31,489 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:45:31,947 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-13 21:45:32,372 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:45:32,901 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 21:45:33,356 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-10-13 21:45:42,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:45:42,177 INFO L93 Difference]: Finished difference Result 1193 states and 1526 transitions. [2020-10-13 21:45:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 21:45:42,178 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 193 [2020-10-13 21:45:42,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:45:42,182 INFO L225 Difference]: With dead ends: 1193 [2020-10-13 21:45:42,182 INFO L226 Difference]: Without dead ends: 620 [2020-10-13 21:45:42,184 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2020-10-13 21:45:42,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2020-10-13 21:45:42,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 591. [2020-10-13 21:45:42,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 591 states. [2020-10-13 21:45:42,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 754 transitions. [2020-10-13 21:45:42,296 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 754 transitions. Word has length 193 [2020-10-13 21:45:42,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:45:42,297 INFO L479 AbstractCegarLoop]: Abstraction has 591 states and 754 transitions. [2020-10-13 21:45:42,297 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-13 21:45:42,297 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 754 transitions. [2020-10-13 21:45:42,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-13 21:45:42,299 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:45:42,300 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 21:45:42,300 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 21:45:42,300 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:45:42,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:45:42,300 INFO L82 PathProgramCache]: Analyzing trace with hash 111230503, now seen corresponding path program 7 times [2020-10-13 21:45:42,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:45:42,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1429942783] [2020-10-13 21:45:42,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:45:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:42,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:42,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:42,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:43,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-13 21:45:47,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 21:45:47,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-13 21:45:47,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 21:45:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 165 [2020-10-13 21:45:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 21:45:47,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,844 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:45:47,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:45:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:47,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 21:45:47,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:47,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:47,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:47,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:47,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:47,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:47,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:45:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:47,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:47,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:47,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:47,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:47,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:47,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:45:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:47,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:47,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:47,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 21:45:47,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:47,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:47,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:45:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:45:47,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:47,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:47,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:47,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:47,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:47,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:47,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:45:47,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:47,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:47,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:47,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:47,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:47,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:45:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:48,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:45:48,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:45:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:45:48,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:48,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:45:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 21:45:48,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:48,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 21:45:48,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 21:45:48,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:48,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-13 21:45:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 21:45:48,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:48,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 21:45:48,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 21:45:48,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:48,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 21:45:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:48,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:45:48,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:48,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:48,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 21:45:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 21:45:48,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 21:45:48,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 21:45:48,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:45:48,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-13 21:45:48,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 21:45:48,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-13 21:45:48,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 21:45:48,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 21:45:48,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 21:45:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:45:48,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:45:48,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:45:48,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:45:48,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:45:48,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 21:45:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 21:45:48,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:45:48,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 21:45:48,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 21:45:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 21:45:48,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:48,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-13 21:45:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:45:48,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:45:48,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 21:45:48,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:45:48,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:45:48,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:45:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:45:48,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:45:48,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:45:48,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:45:48,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:45:48,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:45:48,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:45:48,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:45:48,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:45:48,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:45:48,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:45:48,890 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 120 proven. 93 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2020-10-13 21:45:48,890 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1429942783] [2020-10-13 21:45:48,890 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:45:48,890 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-13 21:45:48,890 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913481062] [2020-10-13 21:45:48,891 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-13 21:45:48,891 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:45:48,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-13 21:45:48,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2020-10-13 21:45:48,892 INFO L87 Difference]: Start difference. First operand 591 states and 754 transitions. Second operand 17 states. [2020-10-13 21:45:49,298 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:45:50,455 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-13 21:45:50,904 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 21:45:51,332 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:45:51,756 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:45:52,177 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:45:52,598 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:45:53,020 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 21:45:53,481 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:45:54,008 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 21:45:54,546 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-13 21:45:55,120 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 21:45:55,640 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-13 21:46:06,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 21:46:06,402 INFO L93 Difference]: Finished difference Result 1199 states and 1534 transitions. [2020-10-13 21:46:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 21:46:06,403 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 197 [2020-10-13 21:46:06,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 21:46:06,408 INFO L225 Difference]: With dead ends: 1199 [2020-10-13 21:46:06,408 INFO L226 Difference]: Without dead ends: 623 [2020-10-13 21:46:06,410 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=160, Invalid=832, Unknown=0, NotChecked=0, Total=992 [2020-10-13 21:46:06,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2020-10-13 21:46:06,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 592. [2020-10-13 21:46:06,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2020-10-13 21:46:06,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 756 transitions. [2020-10-13 21:46:06,518 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 756 transitions. Word has length 197 [2020-10-13 21:46:06,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 21:46:06,519 INFO L479 AbstractCegarLoop]: Abstraction has 592 states and 756 transitions. [2020-10-13 21:46:06,519 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-13 21:46:06,519 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 756 transitions. [2020-10-13 21:46:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-10-13 21:46:06,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 21:46:06,521 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 21:46:06,521 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 21:46:06,522 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 21:46:06,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 21:46:06,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1420473931, now seen corresponding path program 8 times [2020-10-13 21:46:06,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 21:46:06,522 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1653164480] [2020-10-13 21:46:06,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 21:46:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:06,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:06,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:06,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:06,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:11,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:11,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-13 21:46:11,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 21:46:11,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-13 21:46:11,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:11,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 21:46:11,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-13 21:46:11,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 21:46:11,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,038 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-13 21:46:12,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 21:46:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:46:12,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 21:46:12,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:46:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:46:12,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:46:12,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:46:12,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:46:12,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:46:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:46:12,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:46:12,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 21:46:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:46:12,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:46:12,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:46:12,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:46:12,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:46:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:46:12,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:46:12,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 21:46:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:46:12,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:46:12,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:46:12,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:46:12,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:46:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:46:12,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:46:12,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 21:46:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 21:46:12,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:46:12,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 21:46:12,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:46:12,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 21:46:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:46:12,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:46:12,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 21:46:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 21:46:12,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 21:46:12,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 21:46:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 21:46:12,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-13 21:46:12,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 21:46:12,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 21:46:12,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 21:46:12,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 21:46:12,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-13 21:46:12,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 21:46:12,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 21:46:12,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-13 21:46:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 21:46:12,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:46:12,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-13 21:46:12,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 21:46:12,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 21:46:12,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:46:12,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-13 21:46:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:46:12,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 21:46:12,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:46:12,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:46:12,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 21:46:12,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 21:46:12,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 21:46:12,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:46:12,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 21:46:12,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 21:46:12,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 21:46:12,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 21:46:12,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 21:46:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 21:46:12,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 21:46:12,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 21:46:12,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 21:46:12,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:12,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:46:12,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:12,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:12,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-13 21:46:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:12,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:12,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:12,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 21:46:12,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 21:46:12,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-13 21:46:12,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:12,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:12,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 21:46:12,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:12,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:13,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:13,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:13,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:13,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 21:46:13,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:13,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 21:46:13,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:13,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:13,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:13,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:13,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:13,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-13 21:46:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:13,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:13,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:13,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 21:46:13,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:13,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 21:46:13,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:13,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:13,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 21:46:13,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:13,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:13,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:13,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:13,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:13,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 21:46:13,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:13,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 21:46:13,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:13,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:13,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:13,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:13,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:13,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 21:46:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 21:46:13,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 21:46:13,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 21:46:13,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 21:46:13,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 21:46:13,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 21:46:13,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 21:46:13,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 21:46:13,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 21:46:13,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 21:46:13,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 21:46:13,225 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2020-10-13 21:46:13,225 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1653164480] [2020-10-13 21:46:13,225 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 21:46:13,225 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-13 21:46:13,226 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148176965] [2020-10-13 21:46:13,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-13 21:46:13,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 21:46:13,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-13 21:46:13,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2020-10-13 21:46:13,227 INFO L87 Difference]: Start difference. First operand 592 states and 756 transitions. Second operand 18 states. [2020-10-13 21:46:13,640 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-13 21:46:14,724 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 21:46:15,173 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-13 21:46:15,607 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:46:16,036 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:46:16,471 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-13 21:46:16,908 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:46:17,338 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-13 21:46:17,792 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-13 21:46:18,255 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:46:18,720 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-13 21:46:19,144 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-13 21:46:19,652 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-13 21:46:20,084 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 237