/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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 [2020-10-15 10:38:59,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 10:38:59,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 10:38:59,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 10:38:59,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 10:38:59,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 10:38:59,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 10:38:59,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 10:38:59,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 10:38:59,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 10:38:59,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 10:38:59,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 10:38:59,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 10:38:59,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 10:38:59,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 10:38:59,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 10:38:59,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 10:38:59,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 10:38:59,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 10:38:59,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 10:38:59,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 10:38:59,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 10:38:59,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 10:38:59,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 10:38:59,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 10:38:59,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 10:38:59,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 10:38:59,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 10:38:59,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 10:38:59,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 10:38:59,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 10:38:59,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 10:38:59,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 10:38:59,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 10:38:59,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 10:38:59,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 10:38:59,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 10:38:59,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 10:38:59,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 10:38:59,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 10:38:59,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 10:38:59,870 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 [2020-10-15 10:38:59,917 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 10:38:59,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 10:38:59,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 10:38:59,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 10:38:59,920 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 10:38:59,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 10:38:59,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 10:38:59,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 10:38:59,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 10:38:59,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 10:38:59,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 10:38:59,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 10:38:59,923 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 10:38:59,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 10:38:59,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 10:38:59,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 10:38:59,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 10:38:59,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 10:38:59,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 10:38:59,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 10:38:59,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 10:38:59,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 10:38:59,926 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 10:38:59,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 10:38:59,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 10:38:59,926 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 10:38:59,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 10:38:59,927 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 10:39:00,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 10:39:00,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 10:39:00,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 10:39:00,281 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 10:39:00,282 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 10:39:00,283 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2020-10-15 10:39:00,348 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d64f4a994/544b0e244cb24426bea7ef3311712d69/FLAG38a605f11 [2020-10-15 10:39:01,056 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 10:39:01,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2020-10-15 10:39:01,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d64f4a994/544b0e244cb24426bea7ef3311712d69/FLAG38a605f11 [2020-10-15 10:39:01,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d64f4a994/544b0e244cb24426bea7ef3311712d69 [2020-10-15 10:39:01,160 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 10:39:01,162 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 10:39:01,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 10:39:01,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 10:39:01,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 10:39:01,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:39:01" (1/1) ... [2020-10-15 10:39:01,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@131863d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:01, skipping insertion in model container [2020-10-15 10:39:01,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:39:01" (1/1) ... [2020-10-15 10:39:01,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 10:39:01,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 10:39:02,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 10:39:02,385 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 10:39:02,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 10:39:02,691 INFO L208 MainTranslator]: Completed translation [2020-10-15 10:39:02,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:02 WrapperNode [2020-10-15 10:39:02,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 10:39:02,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 10:39:02,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 10:39:02,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 10:39:02,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:02" (1/1) ... [2020-10-15 10:39:02,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:02" (1/1) ... [2020-10-15 10:39:02,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:02" (1/1) ... [2020-10-15 10:39:02,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:02" (1/1) ... [2020-10-15 10:39:02,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:02" (1/1) ... [2020-10-15 10:39:02,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:02" (1/1) ... [2020-10-15 10:39:02,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:02" (1/1) ... [2020-10-15 10:39:02,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 10:39:02,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 10:39:02,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 10:39:02,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 10:39:02,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:02" (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 [2020-10-15 10:39:02,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 10:39:02,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 10:39:02,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2020-10-15 10:39:02,901 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-15 10:39:02,901 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-15 10:39:02,901 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2020-10-15 10:39:02,902 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-15 10:39:02,902 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-15 10:39:02,903 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-15 10:39:02,904 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-15 10:39:02,904 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2020-10-15 10:39:02,904 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-15 10:39:02,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-15 10:39:02,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-15 10:39:02,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-15 10:39:02,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-15 10:39:02,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-15 10:39:02,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-15 10:39:02,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-15 10:39:02,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-15 10:39:02,908 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-15 10:39:02,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_select_wdt_out [2020-10-15 10:39:02,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_swc [2020-10-15 10:39:02,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_get_swc_base_addr [2020-10-15 10:39:02,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_swc_bank3 [2020-10-15 10:39:02,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_programm_wdto [2020-10-15 10:39:02,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_wden [2020-10-15 10:39:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_tren [2020-10-15 10:39:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_tren [2020-10-15 10:39:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_trg [2020-10-15 10:39:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_trg [2020-10-15 10:39:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable [2020-10-15 10:39:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable [2020-10-15 10:39:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_refresh [2020-10-15 10:39:02,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_open [2020-10-15 10:39:02,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_release [2020-10-15 10:39:02,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_status [2020-10-15 10:39:02,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_write [2020-10-15 10:39:02,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_ioctl [2020-10-15 10:39:02,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_notify_sys [2020-10-15 10:39:02,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_init [2020-10-15 10:39:02,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_exit [2020-10-15 10:39:02,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2020-10-15 10:39:02,912 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 10:39:02,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_5 [2020-10-15 10:39:02,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_6 [2020-10-15 10:39:02,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_7 [2020-10-15 10:39:02,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_8 [2020-10-15 10:39:02,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_9 [2020-10-15 10:39:02,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-15 10:39:02,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-15 10:39:02,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-15 10:39:02,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-15 10:39:02,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-15 10:39:02,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-10-15 10:39:02,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-10-15 10:39:02,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-10-15 10:39:02,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-10-15 10:39:02,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-10-15 10:39:02,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-15 10:39:02,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-15 10:39:02,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2020-10-15 10:39:02,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-15 10:39:02,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-15 10:39:02,916 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-15 10:39:02,917 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-15 10:39:02,917 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-15 10:39:02,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-15 10:39:02,917 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2020-10-15 10:39:02,917 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2020-10-15 10:39:02,918 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2020-10-15 10:39:02,918 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-15 10:39:02,918 INFO L138 BoogieDeclarations]: Found implementation of procedure register_reboot_notifier [2020-10-15 10:39:02,920 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2020-10-15 10:39:02,920 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-15 10:39:02,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-15 10:39:02,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-15 10:39:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 10:39:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-15 10:39:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-15 10:39:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-15 10:39:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-15 10:39:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2020-10-15 10:39:02,923 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-15 10:39:02,923 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2020-10-15 10:39:02,923 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2020-10-15 10:39:02,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 10:39:02,924 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-15 10:39:02,924 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-15 10:39:02,924 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-15 10:39:02,924 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-15 10:39:02,925 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-15 10:39:02,925 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-15 10:39:02,925 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-15 10:39:02,925 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-15 10:39:02,925 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2020-10-15 10:39:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_5 [2020-10-15 10:39:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-10-15 10:39:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 10:39:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-15 10:39:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 10:39:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-15 10:39:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-15 10:39:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-15 10:39:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-15 10:39:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 10:39:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-15 10:39:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-15 10:39:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-15 10:39:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-15 10:39:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-15 10:39:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-15 10:39:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-15 10:39:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-15 10:39:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2020-10-15 10:39:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2020-10-15 10:39:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_7 [2020-10-15 10:39:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2020-10-15 10:39:02,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_8 [2020-10-15 10:39:02,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_9 [2020-10-15 10:39:02,930 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2020-10-15 10:39:02,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_6 [2020-10-15 10:39:02,931 INFO L130 BoogieDeclarations]: Found specification of procedure register_reboot_notifier [2020-10-15 10:39:02,931 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2020-10-15 10:39:02,931 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-15 10:39:02,932 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-15 10:39:02,932 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-15 10:39:02,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 10:39:02,936 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_select_wdt_out [2020-10-15 10:39:02,937 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_swc [2020-10-15 10:39:02,937 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_get_swc_base_addr [2020-10-15 10:39:02,937 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_swc_bank3 [2020-10-15 10:39:02,938 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_programm_wdto [2020-10-15 10:39:02,938 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_wden [2020-10-15 10:39:02,938 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_tren [2020-10-15 10:39:02,938 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_tren [2020-10-15 10:39:02,939 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_trg [2020-10-15 10:39:02,939 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_trg [2020-10-15 10:39:02,939 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable [2020-10-15 10:39:02,939 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable [2020-10-15 10:39:02,940 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_refresh [2020-10-15 10:39:02,940 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_open [2020-10-15 10:39:02,940 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_release [2020-10-15 10:39:02,940 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_status [2020-10-15 10:39:02,941 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_write [2020-10-15 10:39:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_ioctl [2020-10-15 10:39:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 10:39:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 10:39:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 10:39:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_notify_sys [2020-10-15 10:39:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_init [2020-10-15 10:39:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_exit [2020-10-15 10:39:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-15 10:39:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-15 10:39:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 10:39:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 10:39:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-15 10:39:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-15 10:39:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-15 10:39:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-15 10:39:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-15 10:39:02,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-10-15 10:39:02,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-10-15 10:39:02,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-10-15 10:39:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-10-15 10:39:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-15 10:39:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 10:39:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-15 10:39:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 10:39:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 10:39:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-15 10:39:02,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 10:39:03,758 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-15 10:39:03,771 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-10-15 10:39:06,820 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 10:39:06,820 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-15 10:39:06,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:39:06 BoogieIcfgContainer [2020-10-15 10:39:06,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 10:39:06,830 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 10:39:06,830 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 10:39:06,833 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 10:39:06,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 10:39:01" (1/3) ... [2020-10-15 10:39:06,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18f118de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:39:06, skipping insertion in model container [2020-10-15 10:39:06,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:39:02" (2/3) ... [2020-10-15 10:39:06,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18f118de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:39:06, skipping insertion in model container [2020-10-15 10:39:06,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:39:06" (3/3) ... [2020-10-15 10:39:06,836 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2020-10-15 10:39:06,847 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 10:39:06,856 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 10:39:06,870 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 10:39:06,898 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 10:39:06,898 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 10:39:06,898 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 10:39:06,898 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 10:39:06,899 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 10:39:06,899 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 10:39:06,899 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 10:39:06,899 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 10:39:06,928 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states. [2020-10-15 10:39:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-15 10:39:06,951 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:39:06,953 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] [2020-10-15 10:39:06,953 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:39:06,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:39:06,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1608333761, now seen corresponding path program 1 times [2020-10-15 10:39:06,970 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:39:06,970 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1140629809] [2020-10-15 10:39:06,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:39:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:07,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:07,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:07,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:07,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:08,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:08,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:11,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:12,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:12,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-15 10:39:12,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 10:39:12,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-10-15 10:39:12,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:12,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:12,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:12,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-15 10:39:12,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 10:39:12,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 10:39:13,115 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 10:39:13,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:39:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:13,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:13,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-15 10:39:13,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:13,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:13,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-15 10:39:13,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:13,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:13,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:39:13,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:13,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:13,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:39:13,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 10:39:13,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:39:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:13,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:13,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 10:39:13,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:13,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:13,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:13,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:39:13,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:13,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:13,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 10:39:13,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 10:39:13,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:39:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:13,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:13,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 10:39:13,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:13,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:13,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:39:13,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:13,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:13,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 10:39:13,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 10:39:13,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:13,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:13,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-15 10:39:13,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 10:39:13,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:13,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:13,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 10:39:13,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:13,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:13,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 10:39:13,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 10:39:13,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 10:39:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:39:13,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:13,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:39:13,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:13,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:13,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 10:39:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:39:13,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:13,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 10:39:13,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:13,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:13,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:39:13,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:13,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:13,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:13,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:13,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-15 10:39:13,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:13,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:13,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:13,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:13,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 10:39:13,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:13,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-15 10:39:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:13,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:13,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:39:14,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:14,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-15 10:39:14,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:14,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:14,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:39:14,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:14,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:14,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:14,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 10:39:14,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:14,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:14,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 10:39:14,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:14,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-15 10:39:14,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:39:14,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:14,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-15 10:39:14,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:14,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:14,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:39:14,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:14,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:14,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:14,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 10:39:14,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:14,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:14,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 10:39:14,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:14,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 10:39:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:39:14,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:14,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-15 10:39:14,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:14,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:14,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:39:14,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:14,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:14,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:14,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 10:39:14,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:14,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:14,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 10:39:14,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:14,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 10:39:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:39:14,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:14,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-15 10:39:14,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:14,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:14,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:39:14,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:14,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:14,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:14,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 10:39:14,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:14,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:14,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 10:39:14,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:14,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-15 10:39:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:39:14,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:14,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-15 10:39:14,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:14,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:14,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:39:14,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:14,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:14,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:14,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 10:39:14,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:39:14,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:14,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 10:39:14,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:14,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-15 10:39:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:39:14,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:14,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 10:39:14,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:14,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 10:39:14,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:14,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:14,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:39:14,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:14,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 10:39:14,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:14,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:14,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:14,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:14,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:14,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:14,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:14,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:14,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:14,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 10:39:14,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:14,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:14,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:14,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:14,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:14,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:15,032 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 13 proven. 48 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2020-10-15 10:39:15,033 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1140629809] [2020-10-15 10:39:15,035 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 10:39:15,035 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-15 10:39:15,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467338196] [2020-10-15 10:39:15,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-15 10:39:15,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:39:15,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-15 10:39:15,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-10-15 10:39:15,062 INFO L87 Difference]: Start difference. First operand 498 states. Second operand 16 states. [2020-10-15 10:39:15,504 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-15 10:39:16,489 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-15 10:39:17,316 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 235 [2020-10-15 10:39:17,747 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-15 10:39:18,149 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-15 10:39:18,998 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 237 [2020-10-15 10:39:19,795 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 226 [2020-10-15 10:39:20,249 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-15 10:39:21,021 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 235 [2020-10-15 10:39:21,835 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 226 [2020-10-15 10:39:29,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:39:29,267 INFO L93 Difference]: Finished difference Result 1009 states and 1342 transitions. [2020-10-15 10:39:29,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 10:39:29,271 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 169 [2020-10-15 10:39:29,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:39:29,297 INFO L225 Difference]: With dead ends: 1009 [2020-10-15 10:39:29,297 INFO L226 Difference]: Without dead ends: 510 [2020-10-15 10:39:29,305 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=185, Invalid=571, Unknown=0, NotChecked=0, Total=756 [2020-10-15 10:39:29,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2020-10-15 10:39:29,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 481. [2020-10-15 10:39:29,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2020-10-15 10:39:29,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 623 transitions. [2020-10-15 10:39:29,468 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 623 transitions. Word has length 169 [2020-10-15 10:39:29,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:39:29,468 INFO L479 AbstractCegarLoop]: Abstraction has 481 states and 623 transitions. [2020-10-15 10:39:29,469 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-15 10:39:29,469 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 623 transitions. [2020-10-15 10:39:29,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-15 10:39:29,475 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:39:29,475 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] [2020-10-15 10:39:29,476 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 10:39:29,476 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:39:29,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:39:29,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1998874015, now seen corresponding path program 1 times [2020-10-15 10:39:29,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:39:29,477 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2146263197] [2020-10-15 10:39:29,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:39:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:29,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:29,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:29,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:30,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:31,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:34,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:34,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-15 10:39:34,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 10:39:34,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5092 [2020-10-15 10:39:34,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:34,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:34,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:34,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 138 [2020-10-15 10:39:34,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 10:39:34,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:35,080 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 10:39:35,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:39:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:35,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-15 10:39:35,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:35,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 10:39:35,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:35,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:35,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:35,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:35,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:35,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:39:35,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:39:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:35,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 10:39:35,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:35,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:35,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:35,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:35,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:35,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:39:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:35,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 10:39:35,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:35,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:35,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:35,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:39:35,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 10:39:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:35,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 10:39:35,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:35,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:39:35,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:35,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:35,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 10:39:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:39:35,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:39:35,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:35,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 10:39:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:39:35,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:35,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-15 10:39:35,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:35,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:35,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:39:35,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 10:39:35,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-15 10:39:35,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:35,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 10:39:35,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 10:39:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:39:35,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:35,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-15 10:39:35,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:35,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:35,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:39:35,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:35,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:35,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:35,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 10:39:35,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:35,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-15 10:39:35,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:35,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:35,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:35,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:35,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 10:39:35,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:35,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 10:39:35,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:35,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:39:36,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:36,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-15 10:39:36,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:36,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:36,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:39:36,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:36,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 10:39:36,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:36,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-15 10:39:36,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:36,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:36,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 10:39:36,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 10:39:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:36,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:39:36,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:36,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-15 10:39:36,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:36,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:36,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:39:36,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:36,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 10:39:36,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:36,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-15 10:39:36,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:36,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:36,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 10:39:36,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 10:39:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:36,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:39:36,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:36,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-15 10:39:36,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:36,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:36,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:39:36,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:36,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 10:39:36,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:36,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-15 10:39:36,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:36,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:36,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 10:39:36,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-15 10:39:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:36,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:39:36,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:36,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-15 10:39:36,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:36,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:36,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:39:36,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:36,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 10:39:36,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:36,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-15 10:39:36,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:39:36,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:36,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 10:39:36,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-15 10:39:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:36,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:39:36,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:36,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 10:39:36,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:36,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 10:39:36,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:36,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:36,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:39:36,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:36,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:39:36,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:36,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:36,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:36,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:36,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:36,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:36,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:36,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:36,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:36,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:36,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:36,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:36,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:36,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:36,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 27 proven. 73 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2020-10-15 10:39:36,870 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2146263197] [2020-10-15 10:39:36,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 10:39:36,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-15 10:39:36,871 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367347713] [2020-10-15 10:39:36,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-15 10:39:36,874 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:39:36,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-15 10:39:36,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2020-10-15 10:39:36,875 INFO L87 Difference]: Start difference. First operand 481 states and 623 transitions. Second operand 19 states. [2020-10-15 10:39:37,225 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-15 10:39:38,197 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2020-10-15 10:39:38,592 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-15 10:39:38,989 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-15 10:39:39,406 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:39:39,891 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-15 10:39:40,338 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-10-15 10:39:48,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:39:48,044 INFO L93 Difference]: Finished difference Result 982 states and 1276 transitions. [2020-10-15 10:39:48,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 10:39:48,045 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 175 [2020-10-15 10:39:48,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:39:48,050 INFO L225 Difference]: With dead ends: 982 [2020-10-15 10:39:48,051 INFO L226 Difference]: Without dead ends: 511 [2020-10-15 10:39:48,053 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=134, Invalid=622, Unknown=0, NotChecked=0, Total=756 [2020-10-15 10:39:48,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2020-10-15 10:39:48,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 482. [2020-10-15 10:39:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-10-15 10:39:48,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 624 transitions. [2020-10-15 10:39:48,152 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 624 transitions. Word has length 175 [2020-10-15 10:39:48,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:39:48,153 INFO L479 AbstractCegarLoop]: Abstraction has 482 states and 624 transitions. [2020-10-15 10:39:48,153 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-15 10:39:48,153 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 624 transitions. [2020-10-15 10:39:48,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-10-15 10:39:48,157 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:39:48,157 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] [2020-10-15 10:39:48,157 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 10:39:48,157 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:39:48,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:39:48,158 INFO L82 PathProgramCache]: Analyzing trace with hash -2124180553, now seen corresponding path program 2 times [2020-10-15 10:39:48,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:39:48,158 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1102723015] [2020-10-15 10:39:48,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:39:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:48,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:48,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:48,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:48,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:50,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:53,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:53,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-15 10:39:53,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 10:39:53,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5097 [2020-10-15 10:39:53,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:53,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:53,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:53,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 157 [2020-10-15 10:39:53,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 10:39:53,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:53,788 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 10:39:53,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:39:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:53,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:53,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:53,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:53,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:53,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 10:39:53,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:53,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:53,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:53,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:53,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:53,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:53,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:53,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:53,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:53,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:53,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:53,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 10:39:53,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:53,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:53,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:53,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:53,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:53,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:53,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:53,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:53,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:53,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:53,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:53,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:53,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:53,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:53,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:53,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:53,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:53,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:53,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:53,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:53,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:53,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:53,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:53,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:53,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:53,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:53,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:53,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:53,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:53,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:39:53,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:53,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:53,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:53,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:53,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:53,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 10:39:53,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:53,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:53,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:53,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:53,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:53,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:53,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:53,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:53,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:53,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:53,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:53,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:53,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:53,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:53,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:53,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:53,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:53,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:53,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:53,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:53,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:53,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:53,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:53,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:53,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:53,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:53,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:53,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:53,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:53,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:53,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:39:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:53,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:53,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:53,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:53,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:53,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 10:39:53,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:53,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:53,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:53,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:53,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:53,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:53,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:53,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:53,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:53,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:53,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:53,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:53,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:53,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:53,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:53,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:53,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:53,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:53,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:54,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:54,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:54,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:54,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:54,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:54,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:54,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 10:39:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:39:54,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:54,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 10:39:54,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:54,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:54,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:54,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:54,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:39:54,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:54,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:54,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:54,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:54,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:54,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:54,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:39:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:54,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:54,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:39:54,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:54,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:54,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:54,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:54,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 10:39:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:39:54,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:54,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:39:54,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:54,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:54,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 10:39:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 10:39:54,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:54,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-15 10:39:54,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:54,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:54,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 10:39:54,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:54,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 10:39:54,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:54,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-15 10:39:54,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:54,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:54,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 10:39:54,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:54,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-15 10:39:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 10:39:54,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:54,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-15 10:39:54,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 10:39:54,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:54,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 10:39:54,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:54,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-15 10:39:54,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:54,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:54,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 10:39:54,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:54,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-15 10:39:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 10:39:54,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:54,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-15 10:39:54,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:54,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:54,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 10:39:54,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:54,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:54,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:54,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:54,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 10:39:54,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:54,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-15 10:39:54,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:54,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:54,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:54,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:54,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 10:39:54,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:55,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-15 10:39:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:55,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:55,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:55,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 10:39:55,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:55,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-15 10:39:55,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:55,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:55,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:55,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:55,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 10:39:55,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:55,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:55,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:55,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:55,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 10:39:55,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:55,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 10:39:55,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:55,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:55,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:55,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:55,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 10:39:55,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:55,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-15 10:39:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:55,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:55,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:55,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:55,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 10:39:55,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:55,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-15 10:39:55,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:55,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:55,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:55,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:55,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 10:39:55,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:55,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:55,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:55,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:55,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 10:39:55,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:55,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-15 10:39:55,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:55,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:55,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:55,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:55,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 10:39:55,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:55,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-15 10:39:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:55,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:55,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:55,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:55,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 10:39:55,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:39:55,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-15 10:39:55,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:55,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:55,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:55,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:39:55,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 10:39:55,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:55,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:55,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:55,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:55,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 10:39:55,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:55,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-15 10:39:55,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:55,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:55,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 10:39:55,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:55,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 10:39:55,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:56,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-15 10:39:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:56,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:56,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:56,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:39:56,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:56,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 10:39:56,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:56,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:56,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 10:39:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:56,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:56,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:56,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:56,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:56,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:39:56,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:56,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:39:56,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:56,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:56,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:56,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:56,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:56,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:39:56,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:39:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:39:56,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:39:56,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:39:56,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:39:56,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:39:56,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:39:56,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:39:56,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:39:56,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:39:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:39:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:39:56,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:39:56,148 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 25 proven. 174 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2020-10-15 10:39:56,148 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1102723015] [2020-10-15 10:39:56,149 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 10:39:56,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-15 10:39:56,149 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660954152] [2020-10-15 10:39:56,150 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-15 10:39:56,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:39:56,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-15 10:39:56,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=619, Unknown=0, NotChecked=0, Total=702 [2020-10-15 10:39:56,151 INFO L87 Difference]: Start difference. First operand 482 states and 624 transitions. Second operand 27 states. [2020-10-15 10:39:56,558 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-15 10:39:57,717 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-15 10:39:58,606 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2020-10-15 10:39:59,065 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-15 10:39:59,507 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:39:59,958 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-15 10:40:00,422 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:40:01,302 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 228 [2020-10-15 10:40:02,122 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 226 [2020-10-15 10:40:02,636 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-15 10:40:03,509 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2020-10-15 10:40:04,415 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 226 [2020-10-15 10:40:13,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:40:13,740 INFO L93 Difference]: Finished difference Result 984 states and 1278 transitions. [2020-10-15 10:40:13,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-15 10:40:13,741 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 181 [2020-10-15 10:40:13,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:40:13,747 INFO L225 Difference]: With dead ends: 984 [2020-10-15 10:40:13,747 INFO L226 Difference]: Without dead ends: 512 [2020-10-15 10:40:13,750 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 56 SyntacticMatches, 4 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 288 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=241, Invalid=1399, Unknown=0, NotChecked=0, Total=1640 [2020-10-15 10:40:13,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-10-15 10:40:13,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 483. [2020-10-15 10:40:13,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2020-10-15 10:40:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 625 transitions. [2020-10-15 10:40:13,828 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 625 transitions. Word has length 181 [2020-10-15 10:40:13,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:40:13,829 INFO L479 AbstractCegarLoop]: Abstraction has 483 states and 625 transitions. [2020-10-15 10:40:13,829 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-15 10:40:13,829 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 625 transitions. [2020-10-15 10:40:13,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-15 10:40:13,833 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:40:13,833 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] [2020-10-15 10:40:13,833 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 10:40:13,834 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:40:13,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:40:13,834 INFO L82 PathProgramCache]: Analyzing trace with hash -2108207263, now seen corresponding path program 3 times [2020-10-15 10:40:13,834 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:40:13,834 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [349250772] [2020-10-15 10:40:13,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:40:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:13,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:14,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:14,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:14,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:15,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:18,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:18,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-15 10:40:18,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 10:40:18,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5079 [2020-10-15 10:40:18,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:18,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:18,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:18,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 124 [2020-10-15 10:40:18,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 10:40:19,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:19,570 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 10:40:19,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:40:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:40:19,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 10:40:19,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:40:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:40:19,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 10:40:19,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:40:19,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 10:40:19,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:40:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:40:19,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:40:19,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:40:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:40:19,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 10:40:19,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:40:19,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:40:19,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:40:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:40:19,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:40:19,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:40:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:40:19,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 10:40:19,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:19,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:40:19,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:40:19,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 10:40:19,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:40:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:40:19,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:40:19,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 10:40:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:40:19,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 10:40:19,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:19,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:40:19,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:40:19,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 10:40:19,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:40:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:40:19,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 10:40:19,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 10:40:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:19,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:40:19,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:19,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:40:19,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:19,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:19,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:19,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:19,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:19,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:19,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 10:40:19,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:19,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:19,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:20,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:20,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 10:40:20,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:40:20,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 214 [2020-10-15 10:40:20,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:20,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:20,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:20,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:40:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 10:40:20,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:20,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:20,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:20,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:20,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 10:40:20,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:20,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-15 10:40:20,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:20,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:20,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:20,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:20,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 10:40:20,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:20,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 10:40:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:20,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:20,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:20,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 10:40:20,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:20,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-15 10:40:20,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:20,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:20,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:20,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:40:20,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 10:40:20,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:20,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:20,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:20,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:20,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 10:40:20,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:20,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-15 10:40:20,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:20,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:20,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:20,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:20,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 10:40:20,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:20,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-15 10:40:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:20,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:20,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:20,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:20,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 10:40:20,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:40:20,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-15 10:40:20,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:20,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:20,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:20,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:40:20,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 10:40:20,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:20,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:20,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:20,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:21,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 10:40:21,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:21,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-15 10:40:21,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:21,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:21,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:21,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:21,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 10:40:21,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:21,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-15 10:40:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:21,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:21,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 10:40:21,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:40:21,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-15 10:40:21,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:21,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:21,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:21,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:40:21,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 10:40:21,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:21,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:21,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:21,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 10:40:21,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:21,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-15 10:40:21,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:21,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:21,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:21,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:21,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 10:40:21,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:21,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-15 10:40:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:21,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:21,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 10:40:21,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:40:21,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-15 10:40:21,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:21,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:21,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:21,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:40:21,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 10:40:21,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:21,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:21,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:21,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 10:40:21,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:21,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-15 10:40:21,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:21,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:21,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:21,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:21,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 10:40:21,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:21,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-15 10:40:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:21,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:21,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 10:40:21,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:40:21,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-15 10:40:21,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:21,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:21,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:21,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:40:21,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 10:40:21,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:21,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:21,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:21,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 10:40:21,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:21,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-15 10:40:21,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:21,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:21,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 10:40:21,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:21,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 10:40:21,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:21,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-15 10:40:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:21,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:21,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:40:21,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:21,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 10:40:21,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:21,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:21,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:21,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 10:40:21,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:21,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:21,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:21,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:21,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:40:21,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:21,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:40:21,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:21,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:21,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:21,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:21,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:21,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:21,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:21,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:21,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:21,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:40:21,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:21,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 10:40:21,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:21,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:21,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:21,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:21,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:21,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 22 proven. 247 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2020-10-15 10:40:22,068 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [349250772] [2020-10-15 10:40:22,070 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 10:40:22,070 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-15 10:40:22,071 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052555020] [2020-10-15 10:40:22,072 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-15 10:40:22,072 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:40:22,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-15 10:40:22,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2020-10-15 10:40:22,073 INFO L87 Difference]: Start difference. First operand 483 states and 625 transitions. Second operand 21 states. [2020-10-15 10:40:22,700 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-15 10:40:23,981 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-15 10:40:24,887 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 242 [2020-10-15 10:40:25,315 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-15 10:40:25,735 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 10:40:26,161 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:40:26,567 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-15 10:40:26,997 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:40:27,852 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-10-15 10:40:28,699 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 233 [2020-10-15 10:40:29,236 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-10-15 10:40:30,150 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 245 [2020-10-15 10:40:31,056 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 236 [2020-10-15 10:40:40,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:40:40,201 INFO L93 Difference]: Finished difference Result 986 states and 1280 transitions. [2020-10-15 10:40:40,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-15 10:40:40,202 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 187 [2020-10-15 10:40:40,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:40:40,207 INFO L225 Difference]: With dead ends: 986 [2020-10-15 10:40:40,207 INFO L226 Difference]: Without dead ends: 513 [2020-10-15 10:40:40,210 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 67 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=198, Invalid=1062, Unknown=0, NotChecked=0, Total=1260 [2020-10-15 10:40:40,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2020-10-15 10:40:40,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 484. [2020-10-15 10:40:40,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2020-10-15 10:40:40,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 626 transitions. [2020-10-15 10:40:40,280 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 626 transitions. Word has length 187 [2020-10-15 10:40:40,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:40:40,281 INFO L479 AbstractCegarLoop]: Abstraction has 484 states and 626 transitions. [2020-10-15 10:40:40,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-15 10:40:40,281 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 626 transitions. [2020-10-15 10:40:40,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-15 10:40:40,284 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:40:40,285 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] [2020-10-15 10:40:40,285 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 10:40:40,285 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:40:40,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:40:40,285 INFO L82 PathProgramCache]: Analyzing trace with hash -1412927433, now seen corresponding path program 4 times [2020-10-15 10:40:40,286 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:40:40,286 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [37315998] [2020-10-15 10:40:40,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:40:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:40,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:40,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:40,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:40,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:45,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:45,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-15 10:40:45,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 10:40:45,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-15 10:40:45,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:45,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:45,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 10:40:45,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 163 [2020-10-15 10:40:45,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 10:40:45,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:45,847 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 10:40:45,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:40:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:45,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:45,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:45,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:40:45,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:45,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 10:40:45,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:45,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:45,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:45,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:45,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:45,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:45,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:40:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:45,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:45,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:45,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:40:45,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:45,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:40:45,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:45,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:45,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:45,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:45,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:45,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:45,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:45,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:45,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:45,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:40:45,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:45,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:40:45,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:45,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:45,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:45,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:45,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:40:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:45,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:45,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:45,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:40:45,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:45,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:40:45,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:45,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:45,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:45,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:45,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:45,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:45,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:40:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:45,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:45,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:45,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:40:45,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:45,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:40:45,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:45,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:45,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:45,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:45,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:45,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:45,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:45,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:45,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:45,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:40:45,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:45,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:40:45,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:45,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:45,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:45,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:45,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:45,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:45,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:40:45,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:45,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:45,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:45,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:40:45,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:45,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:40:45,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:45,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:45,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:45,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:45,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:45,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:45,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:40:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:45,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:45,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:45,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:40:45,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:45,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:40:45,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:45,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:45,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:45,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:45,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:45,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:45,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:45,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:45,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:45,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:40:45,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:45,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:40:45,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:45,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:45,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:45,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:45,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:45,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:40:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:40:46,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:40:46,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:46,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 10:40:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:40:46,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:40:46,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:46,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:46,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:40:46,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:40:46,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:46,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:46,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:40:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:40:46,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:40:46,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:46,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:46,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 10:40:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:40:46,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:40:46,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:46,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:46,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 10:40:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:40:46,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:40:46,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-15 10:40:46,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 10:40:46,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:40:46,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 10:40:46,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:40:46,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-15 10:40:46,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 10:40:46,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 10:40:46,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-15 10:40:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:40:46,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:40:46,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-15 10:40:46,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 10:40:46,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:40:46,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 10:40:46,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:40:46,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-15 10:40:46,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 10:40:46,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 10:40:46,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:40:46,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 10:40:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:40:46,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:40:46,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:46,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:46,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:40:46,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:40:46,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:46,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 10:40:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:40:46,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-15 10:40:46,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 10:40:46,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:40:46,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 10:40:46,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:40:46,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-15 10:40:46,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 10:40:46,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 10:40:46,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-15 10:40:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:40:46,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 10:40:46,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:46,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 10:40:46,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:46,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:40:46,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:46,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:40:46,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:46,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:46,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-15 10:40:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:46,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:46,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:46,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:40:46,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:40:46,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-15 10:40:46,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:46,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:46,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 10:40:46,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:40:46,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 10:40:46,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:47,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:47,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:47,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:47,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:40:47,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:47,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-15 10:40:47,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:47,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:47,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 10:40:47,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:47,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 10:40:47,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:47,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-15 10:40:47,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:47,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:47,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:47,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:40:47,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:47,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:40:47,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:47,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:47,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:47,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 10:40:47,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:47,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:47,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:47,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:47,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:47,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:40:47,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:47,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:40:47,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:47,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:47,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:47,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:47,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:47,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:47,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:40:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:40:47,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:40:47,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:40:47,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:40:47,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:40:47,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:40:47,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:40:47,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:40:47,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:40:47,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:40:47,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:40:47,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:40:47,248 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 105 proven. 324 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-10-15 10:40:47,248 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [37315998] [2020-10-15 10:40:47,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 10:40:47,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-15 10:40:47,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614334121] [2020-10-15 10:40:47,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-15 10:40:47,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:40:47,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-15 10:40:47,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2020-10-15 10:40:47,250 INFO L87 Difference]: Start difference. First operand 484 states and 626 transitions. Second operand 21 states. [2020-10-15 10:40:47,674 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-15 10:40:49,282 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-10-15 10:40:49,712 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-15 10:40:50,126 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:40:50,546 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-15 10:40:50,960 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-15 10:40:51,368 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-15 10:40:51,801 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:40:52,682 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-10-15 10:40:53,498 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-10-15 10:40:54,072 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-15 10:40:54,955 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-10-15 10:41:04,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:41:04,660 INFO L93 Difference]: Finished difference Result 985 states and 1278 transitions. [2020-10-15 10:41:04,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-15 10:41:04,661 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 193 [2020-10-15 10:41:04,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:41:04,665 INFO L225 Difference]: With dead ends: 985 [2020-10-15 10:41:04,665 INFO L226 Difference]: Without dead ends: 516 [2020-10-15 10:41:04,667 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 63 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=177, Invalid=1013, Unknown=0, NotChecked=0, Total=1190 [2020-10-15 10:41:04,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2020-10-15 10:41:04,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 487. [2020-10-15 10:41:04,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2020-10-15 10:41:04,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 630 transitions. [2020-10-15 10:41:04,744 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 630 transitions. Word has length 193 [2020-10-15 10:41:04,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:41:04,745 INFO L479 AbstractCegarLoop]: Abstraction has 487 states and 630 transitions. [2020-10-15 10:41:04,745 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-15 10:41:04,745 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 630 transitions. [2020-10-15 10:41:04,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-15 10:41:04,748 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:41:04,749 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] [2020-10-15 10:41:04,749 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 10:41:04,749 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:41:04,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:41:04,750 INFO L82 PathProgramCache]: Analyzing trace with hash 53972201, now seen corresponding path program 5 times [2020-10-15 10:41:04,750 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:41:04,750 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1340170172] [2020-10-15 10:41:04,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:41:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:04,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:04,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:05,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:05,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:09,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:09,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-15 10:41:09,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 10:41:09,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5045 [2020-10-15 10:41:09,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:09,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:09,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 10:41:09,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-15 10:41:09,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:41:09,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,261 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 10:41:10,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:41:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:41:10,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 10:41:10,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:41:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:41:10,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:41:10,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:41:10,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:10,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:41:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:41:10,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:10,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:41:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:41:10,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:41:10,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:41:10,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:10,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:41:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:41:10,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:10,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:41:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:41:10,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 10:41:10,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:41:10,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:41:10,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:41:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:41:10,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:41:10,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 10:41:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:41:10,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 10:41:10,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:41:10,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:41:10,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:41:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:41:10,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:41:10,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 10:41:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:41:10,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:10,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:10,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:10,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 10:41:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 10:41:10,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-15 10:41:10,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 10:41:10,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:41:10,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 10:41:10,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 10:41:10,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:10,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-15 10:41:10,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 10:41:10,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:10,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 10:41:10,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-15 10:41:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:10,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:10,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 10:41:10,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:41:10,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-15 10:41:10,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:10,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:10,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 10:41:10,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:41:10,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 10:41:10,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:10,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:10,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 10:41:11,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:11,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 10:41:11,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 10:41:11,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:11,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 10:41:11,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 10:41:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:41:11,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:11,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 10:41:11,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:11,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 10:41:11,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:11,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:11,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:41:11,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:11,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:41:11,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:11,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:11,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:11,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-15 10:41:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 10:41:11,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:41:11,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-15 10:41:11,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 10:41:11,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:41:11,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 10:41:11,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 10:41:11,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:11,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-15 10:41:11,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 10:41:11,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:11,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 10:41:11,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-15 10:41:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:41:11,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:11,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 10:41:11,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:11,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 10:41:11,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:11,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:41:11,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:11,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:41:11,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:11,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:11,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:11,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-15 10:41:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 10:41:11,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:41:11,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 10:41:11,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 10:41:11,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:41:11,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 10:41:11,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 10:41:11,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:11,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-15 10:41:11,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 10:41:11,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:11,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 10:41:11,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-15 10:41:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:41:11,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:11,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:41:11,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 10:41:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:11,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:41:11,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:11,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:41:11,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:11,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:11,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:11,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:11,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:11,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:11,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:41:11,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:11,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:11,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:11,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:11,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:11,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:11,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:11,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:11,965 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 117 proven. 439 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2020-10-15 10:41:11,966 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1340170172] [2020-10-15 10:41:11,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 10:41:11,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-15 10:41:11,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865650757] [2020-10-15 10:41:11,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-15 10:41:11,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:41:11,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-15 10:41:11,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2020-10-15 10:41:11,967 INFO L87 Difference]: Start difference. First operand 487 states and 630 transitions. Second operand 23 states. [2020-10-15 10:41:12,362 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-15 10:41:13,936 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-10-15 10:41:14,380 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-15 10:41:14,797 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 10:41:15,228 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:41:15,652 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-15 10:41:16,090 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-15 10:41:16,509 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-15 10:41:16,968 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:41:17,882 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-10-15 10:41:18,737 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-10-15 10:41:19,309 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-15 10:41:20,243 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-10-15 10:41:29,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:41:29,788 INFO L93 Difference]: Finished difference Result 991 states and 1286 transitions. [2020-10-15 10:41:29,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-15 10:41:29,789 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 197 [2020-10-15 10:41:29,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:41:29,798 INFO L225 Difference]: With dead ends: 991 [2020-10-15 10:41:29,798 INFO L226 Difference]: Without dead ends: 519 [2020-10-15 10:41:29,801 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 64 SyntacticMatches, 4 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=191, Invalid=1215, Unknown=0, NotChecked=0, Total=1406 [2020-10-15 10:41:29,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2020-10-15 10:41:29,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 488. [2020-10-15 10:41:29,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 488 states. [2020-10-15 10:41:29,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 632 transitions. [2020-10-15 10:41:29,887 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 632 transitions. Word has length 197 [2020-10-15 10:41:29,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:41:29,887 INFO L479 AbstractCegarLoop]: Abstraction has 488 states and 632 transitions. [2020-10-15 10:41:29,888 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-15 10:41:29,888 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 632 transitions. [2020-10-15 10:41:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-10-15 10:41:29,890 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:41:29,890 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] [2020-10-15 10:41:29,891 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 10:41:29,891 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:41:29,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:41:29,891 INFO L82 PathProgramCache]: Analyzing trace with hash -1477732233, now seen corresponding path program 6 times [2020-10-15 10:41:29,891 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:41:29,892 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [643246322] [2020-10-15 10:41:29,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:41:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:30,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:30,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:30,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:30,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-15 10:41:35,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 10:41:35,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5101 [2020-10-15 10:41:35,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 10:41:35,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 167 [2020-10-15 10:41:35,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:41:35,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,484 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 10:41:35,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:41:35,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:41:35,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 10:41:35,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:41:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:41:35,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:41:35,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:41:35,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:41:35,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:41:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:41:35,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:35,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:41:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:41:35,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 10:41:35,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:41:35,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:35,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:41:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:41:35,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:35,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:41:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:41:35,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:41:35,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:41:35,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:35,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:41:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:41:35,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:41:35,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 10:41:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:41:35,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 10:41:35,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:41:35,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:35,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:41:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:41:35,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:41:35,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 10:41:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:41:35,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:41:35,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:35,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:35,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 10:41:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-15 10:41:35,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:41:35,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-15 10:41:35,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 10:41:35,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:41:35,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 10:41:35,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:35,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:35,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:35,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:35,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 10:41:35,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:35,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 10:41:35,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:35,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:35,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 10:41:35,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:35,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:41:35,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-15 10:41:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-15 10:41:36,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:41:36,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-15 10:41:36,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 10:41:36,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:41:36,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 10:41:36,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 10:41:36,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 10:41:36,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 10:41:36,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:36,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:41:36,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-15 10:41:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:41:36,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:41:36,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:36,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:36,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:36,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:41:36,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:41:36,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:36,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:36,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:36,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-15 10:41:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-15 10:41:36,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 10:41:36,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 10:41:36,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:41:36,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 10:41:36,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 10:41:36,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 10:41:36,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 10:41:36,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:36,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:41:36,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-15 10:41:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:41:36,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 10:41:36,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:36,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 10:41:36,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:36,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:36,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:41:36,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:41:36,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:36,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:36,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:36,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-15 10:41:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-15 10:41:36,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:41:36,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-15 10:41:36,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 10:41:36,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:41:36,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 10:41:36,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 10:41:36,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 10:41:36,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 10:41:36,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:36,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:41:36,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-15 10:41:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:41:36,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:41:36,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:36,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 10:41:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:36,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:41:36,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:41:36,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:36,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:36,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:36,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:41:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:36,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:36,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:36,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:41:36,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:41:36,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:41:36,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:36,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:36,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:41:36,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:41:36,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:41:36,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:41:36,877 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 129 proven. 547 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2020-10-15 10:41:36,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [643246322] [2020-10-15 10:41:36,877 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 10:41:36,877 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-15 10:41:36,877 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92700974] [2020-10-15 10:41:36,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-15 10:41:36,878 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:41:36,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-15 10:41:36,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2020-10-15 10:41:36,879 INFO L87 Difference]: Start difference. First operand 488 states and 632 transitions. Second operand 20 states. [2020-10-15 10:41:37,277 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-15 10:41:38,719 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-10-15 10:41:39,145 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-15 10:41:39,559 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 10:41:39,969 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 10:41:40,415 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 10:41:40,825 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 10:41:41,240 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 10:41:41,667 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-15 10:41:42,135 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:41:43,028 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-10-15 10:41:43,852 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-10-15 10:41:44,400 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-15 10:41:45,319 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-10-15 10:41:54,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:41:54,641 INFO L93 Difference]: Finished difference Result 995 states and 1292 transitions. [2020-10-15 10:41:54,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-15 10:41:54,642 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 201 [2020-10-15 10:41:54,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:41:54,647 INFO L225 Difference]: With dead ends: 995 [2020-10-15 10:41:54,647 INFO L226 Difference]: Without dead ends: 522 [2020-10-15 10:41:54,649 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=179, Invalid=1081, Unknown=0, NotChecked=0, Total=1260 [2020-10-15 10:41:54,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-10-15 10:41:54,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 489. [2020-10-15 10:41:54,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2020-10-15 10:41:54,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 634 transitions. [2020-10-15 10:41:54,718 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 634 transitions. Word has length 201 [2020-10-15 10:41:54,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:41:54,719 INFO L479 AbstractCegarLoop]: Abstraction has 489 states and 634 transitions. [2020-10-15 10:41:54,719 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-15 10:41:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 634 transitions. [2020-10-15 10:41:54,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-10-15 10:41:54,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:41:54,721 INFO L422 BasicCegarLoop]: trace histogram [36, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 10:41:54,721 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 10:41:54,721 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:41:54,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:41:54,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1805470295, now seen corresponding path program 7 times [2020-10-15 10:41:54,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:41:54,722 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [806571116] [2020-10-15 10:41:54,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:41:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:41:54,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:54,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:55,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:55,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:41:59,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:41:59,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-15 10:41:59,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 10:41:59,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5134 [2020-10-15 10:41:59,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:41:59,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:41:59,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 10:41:59,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-10-15 10:41:59,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 10:41:59,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,330 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 10:42:00,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:42:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:42:00,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 10:42:00,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:42:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:00,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:42:00,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:42:00,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 10:42:00,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:42:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:42:00,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:42:00,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:42:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:00,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 10:42:00,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:42:00,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:42:00,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:42:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:42:00,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:42:00,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:42:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:00,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 10:42:00,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:42:00,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:42:00,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:42:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:42:00,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:42:00,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 10:42:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:00,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:42:00,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:42:00,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:42:00,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:42:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:42:00,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:42:00,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 10:42:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:42:00,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:42:00,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:00,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 10:42:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:00,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:42:00,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-15 10:42:00,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 10:42:00,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:42:00,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 10:42:00,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:00,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:00,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:00,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:42:00,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:00,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-15 10:42:00,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:00,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:00,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 10:42:00,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:00,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:42:00,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:00,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 10:42:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:01,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:01,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:01,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:01,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-15 10:42:01,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:01,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:01,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 10:42:01,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:42:01,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 10:42:01,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:01,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:01,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:01,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:42:01,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:01,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-15 10:42:01,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:01,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:01,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 10:42:01,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:01,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:42:01,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:01,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 10:42:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:01,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:01,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:42:01,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:01,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 10:42:01,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:01,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:01,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:01,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 10:42:01,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:01,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:01,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:01,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:01,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:42:01,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:01,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 10:42:01,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:01,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:01,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:01,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:01,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:01,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:01,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-15 10:42:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:01,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:01,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:01,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:42:01,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-15 10:42:01,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:01,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:01,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 10:42:01,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:42:01,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 10:42:01,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:01,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:01,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:01,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:42:01,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:01,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-15 10:42:01,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:01,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:01,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 10:42:01,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:01,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:42:01,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:01,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-15 10:42:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:01,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:01,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:42:01,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:01,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 10:42:01,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:01,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:01,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:01,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 10:42:01,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:01,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:01,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:01,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:01,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:42:01,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:01,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:42:01,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:01,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:01,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:01,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:01,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:01,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:01,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-15 10:42:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:01,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:01,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:02,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:02,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:42:02,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-15 10:42:02,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:02,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:02,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 10:42:02,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:42:02,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 10:42:02,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:02,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:02,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:02,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:02,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:42:02,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:02,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-15 10:42:02,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:02,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:02,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 10:42:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:42:02,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:02,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-15 10:42:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:02,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:02,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:02,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:42:02,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:02,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 10:42:02,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:02,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:02,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:02,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 10:42:02,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:02,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:02,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:02,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:02,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:02,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:42:02,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:02,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:42:02,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:02,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:02,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:02,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:02,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:02,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:02,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:02,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:02,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:02,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:42:02,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:02,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:42:02,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:02,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:02,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:02,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:02,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:02,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:02,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 158 proven. 696 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2020-10-15 10:42:02,364 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [806571116] [2020-10-15 10:42:02,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 10:42:02,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-15 10:42:02,364 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317769239] [2020-10-15 10:42:02,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-15 10:42:02,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:42:02,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-15 10:42:02,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=737, Unknown=0, NotChecked=0, Total=812 [2020-10-15 10:42:02,366 INFO L87 Difference]: Start difference. First operand 489 states and 634 transitions. Second operand 29 states. [2020-10-15 10:42:02,778 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-15 10:42:04,346 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-10-15 10:42:04,807 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-15 10:42:05,246 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 10:42:05,688 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:42:06,171 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-15 10:42:06,613 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-15 10:42:07,050 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-10-15 10:42:07,511 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:42:07,975 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-15 10:42:08,471 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 10:42:09,411 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-10-15 10:42:10,277 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-10-15 10:42:10,843 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-15 10:42:11,789 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-10-15 10:42:21,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:42:21,864 INFO L93 Difference]: Finished difference Result 999 states and 1298 transitions. [2020-10-15 10:42:21,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-15 10:42:21,865 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 205 [2020-10-15 10:42:21,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:42:21,870 INFO L225 Difference]: With dead ends: 999 [2020-10-15 10:42:21,870 INFO L226 Difference]: Without dead ends: 525 [2020-10-15 10:42:21,872 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 65 SyntacticMatches, 5 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=226, Invalid=1844, Unknown=0, NotChecked=0, Total=2070 [2020-10-15 10:42:21,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2020-10-15 10:42:21,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 490. [2020-10-15 10:42:21,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2020-10-15 10:42:21,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 636 transitions. [2020-10-15 10:42:21,951 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 636 transitions. Word has length 205 [2020-10-15 10:42:21,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:42:21,952 INFO L479 AbstractCegarLoop]: Abstraction has 490 states and 636 transitions. [2020-10-15 10:42:21,952 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-15 10:42:21,952 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 636 transitions. [2020-10-15 10:42:21,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-10-15 10:42:21,954 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:42:21,954 INFO L422 BasicCegarLoop]: trace histogram [40, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 10:42:21,954 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 10:42:21,954 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:42:21,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:42:21,955 INFO L82 PathProgramCache]: Analyzing trace with hash -108285769, now seen corresponding path program 8 times [2020-10-15 10:42:21,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:42:21,955 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [216153058] [2020-10-15 10:42:21,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:42:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:22,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:22,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:24,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:26,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:26,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 275 [2020-10-15 10:42:26,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 10:42:26,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4640 [2020-10-15 10:42:26,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:26,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:26,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 10:42:26,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 10:42:26,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 266 [2020-10-15 10:42:26,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,092 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 10:42:27,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:42:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:42:27,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-15 10:42:27,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 10:42:27,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:42:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:27,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 10:42:27,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 10:42:27,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:42:27,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:42:27,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:42:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:42:27,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:42:27,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:42:27,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:42:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:27,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 10:42:27,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 10:42:27,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:42:27,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:42:27,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:42:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:42:27,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:42:27,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:42:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:27,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 10:42:27,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 10:42:27,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:42:27,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:42:27,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:42:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:42:27,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:42:27,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 10:42:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:42:27,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 10:42:27,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 10:42:27,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:42:27,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:42:27,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:42:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:42:27,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:42:27,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:42:27,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 10:42:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:42:27,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 10:42:27,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 10:42:27,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 10:42:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:42:27,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 10:42:27,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 10:42:27,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:42:27,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 10:42:27,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-15 10:42:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:42:27,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 10:42:27,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 10:42:27,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:42:27,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:42:27,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-15 10:42:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:42:27,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 10:42:27,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 10:42:27,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:42:27,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:42:27,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-15 10:42:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:42:27,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 10:42:27,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 10:42:27,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:42:27,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 10:42:27,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 10:42:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:42:27,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 10:42:27,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 10:42:27,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:42:27,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 10:42:27,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-15 10:42:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:42:27,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 10:42:27,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 10:42:27,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:42:27,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 10:42:27,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-10-15 10:42:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 10:42:27,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 10:42:27,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:42:27,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 10:42:27,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:42:27,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 10:42:27,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:42:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:27,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:27,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:42:27,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:42:27,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:42:27,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 10:42:27,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:42:27,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:42:27,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:42:27,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:42:27,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:42:27,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:42:27,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1239 trivial. 0 not checked. [2020-10-15 10:42:27,758 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [216153058] [2020-10-15 10:42:27,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 10:42:27,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 10:42:27,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754403917] [2020-10-15 10:42:27,759 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 10:42:27,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:42:27,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 10:42:27,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-15 10:42:27,760 INFO L87 Difference]: Start difference. First operand 490 states and 636 transitions. Second operand 9 states. [2020-10-15 10:42:28,239 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-15 10:42:28,715 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-15 10:42:29,128 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-10-15 10:42:39,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:42:39,883 INFO L93 Difference]: Finished difference Result 889 states and 1146 transitions. [2020-10-15 10:42:39,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 10:42:39,885 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 209 [2020-10-15 10:42:39,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:42:39,905 INFO L225 Difference]: With dead ends: 889 [2020-10-15 10:42:39,905 INFO L226 Difference]: Without dead ends: 866 [2020-10-15 10:42:39,906 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2020-10-15 10:42:39,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2020-10-15 10:42:40,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 827. [2020-10-15 10:42:40,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 827 states. [2020-10-15 10:42:40,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1064 transitions. [2020-10-15 10:42:40,185 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 1064 transitions. Word has length 209 [2020-10-15 10:42:40,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:42:40,195 INFO L479 AbstractCegarLoop]: Abstraction has 827 states and 1064 transitions. [2020-10-15 10:42:40,195 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 10:42:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1064 transitions. [2020-10-15 10:42:40,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-10-15 10:42:40,204 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:42:40,205 INFO L422 BasicCegarLoop]: trace histogram [40, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 10:42:40,205 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 10:42:40,206 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:42:40,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:42:40,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1199426036, now seen corresponding path program 1 times [2020-10-15 10:42:40,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:42:40,207 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1084205518] [2020-10-15 10:42:40,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:42:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:42:40,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:42:42,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking...