/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 13:59:36,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 13:59:36,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 13:59:36,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 13:59:36,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 13:59:36,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 13:59:36,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 13:59:36,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 13:59:36,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 13:59:36,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 13:59:36,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 13:59:36,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 13:59:36,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 13:59:36,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 13:59:36,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 13:59:36,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 13:59:36,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 13:59:36,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 13:59:36,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 13:59:36,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 13:59:36,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 13:59:36,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 13:59:36,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 13:59:36,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 13:59:36,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 13:59:36,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 13:59:36,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 13:59:36,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 13:59:36,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 13:59:36,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 13:59:36,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 13:59:36,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 13:59:36,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 13:59:36,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 13:59:36,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 13:59:36,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 13:59:36,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 13:59:36,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 13:59:36,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 13:59:36,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 13:59:36,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 13:59:36,878 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 [2020-10-14 13:59:36,929 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 13:59:36,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 13:59:36,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 13:59:36,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 13:59:36,931 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 13:59:36,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 13:59:36,932 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 13:59:36,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 13:59:36,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 13:59:36,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 13:59:36,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 13:59:36,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 13:59:36,933 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 13:59:36,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 13:59:36,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 13:59:36,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 13:59:36,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 13:59:36,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 13:59:36,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 13:59:36,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 13:59:36,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 13:59:36,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 13:59:36,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 13:59:36,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 13:59:36,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 13:59:36,936 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 13:59:36,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 13:59:36,937 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 13:59:37,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 13:59:37,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 13:59:37,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 13:59:37,260 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 13:59:37,261 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 13:59:37,262 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2020-10-14 13:59:37,337 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/faa5d8ec0/6b2d46fb2ff14adc9b25145e456554ea/FLAG13cf003b8 [2020-10-14 13:59:38,075 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 13:59:38,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2020-10-14 13:59:38,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/faa5d8ec0/6b2d46fb2ff14adc9b25145e456554ea/FLAG13cf003b8 [2020-10-14 13:59:38,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/faa5d8ec0/6b2d46fb2ff14adc9b25145e456554ea [2020-10-14 13:59:38,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 13:59:38,183 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 13:59:38,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 13:59:38,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 13:59:38,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 13:59:38,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:59:38" (1/1) ... [2020-10-14 13:59:38,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@299a8297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:38, skipping insertion in model container [2020-10-14 13:59:38,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:59:38" (1/1) ... [2020-10-14 13:59:38,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 13:59:38,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 13:59:39,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 13:59:39,967 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 13:59:40,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 13:59:40,407 INFO L208 MainTranslator]: Completed translation [2020-10-14 13:59:40,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:40 WrapperNode [2020-10-14 13:59:40,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 13:59:40,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 13:59:40,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 13:59:40,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 13:59:40,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:40" (1/1) ... [2020-10-14 13:59:40,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:40" (1/1) ... [2020-10-14 13:59:40,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:40" (1/1) ... [2020-10-14 13:59:40,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:40" (1/1) ... [2020-10-14 13:59:40,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:40" (1/1) ... [2020-10-14 13:59:40,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:40" (1/1) ... [2020-10-14 13:59:40,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:40" (1/1) ... [2020-10-14 13:59:40,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 13:59:40,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 13:59:40,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 13:59:40,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 13:59:40,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:40" (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 [2020-10-14 13:59:40,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 13:59:40,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 13:59:40,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-14 13:59:40,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-14 13:59:40,753 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-14 13:59:40,753 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-14 13:59:40,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-14 13:59:40,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-14 13:59:40,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-14 13:59:40,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-14 13:59:40,755 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-14 13:59:40,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-14 13:59:40,756 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-14 13:59:40,756 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-14 13:59:40,756 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2020-10-14 13:59:40,756 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 13:59:40,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 13:59:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-14 13:59:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-14 13:59:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-14 13:59:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-14 13:59:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-14 13:59:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-14 13:59:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-14 13:59:40,761 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-14 13:59:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2020-10-14 13:59:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_on [2020-10-14 13:59:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2020-10-14 13:59:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2020-10-14 13:59:40,762 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ppp [2020-10-14 13:59:40,763 INFO L138 BoogieDeclarations]: Found implementation of procedure get_proto [2020-10-14 13:59:40,763 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_name [2020-10-14 13:59:40,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_type_trans [2020-10-14 13:59:40,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_hard_header [2020-10-14 13:59:40,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_flush [2020-10-14 13:59:40,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_cp [2020-10-14 13:59:40,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2020-10-14 13:59:40,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_parse_cr [2020-10-14 13:59:40,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_rx [2020-10-14 13:59:40,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_timer [2020-10-14 13:59:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start [2020-10-14 13:59:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_stop [2020-10-14 13:59:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_close [2020-10-14 13:59:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2020-10-14 13:59:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2020-10-14 13:59:40,766 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2020-10-14 13:59:40,766 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-14 13:59:40,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_3 [2020-10-14 13:59:40,766 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-14 13:59:40,766 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-14 13:59:40,767 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-14 13:59:40,767 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 13:59:40,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-14 13:59:40,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-14 13:59:40,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-14 13:59:40,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-14 13:59:40,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-14 13:59:40,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_12 [2020-10-14 13:59:40,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_13 [2020-10-14 13:59:40,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_14 [2020-10-14 13:59:40,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2020-10-14 13:59:40,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2020-10-14 13:59:40,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-14 13:59:40,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-14 13:59:40,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-14 13:59:40,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-14 13:59:40,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-14 13:59:40,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-14 13:59:40,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-14 13:59:40,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-14 13:59:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-14 13:59:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-14 13:59:40,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 13:59:40,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-14 13:59:40,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-14 13:59:40,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-14 13:59:40,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-14 13:59:40,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-14 13:59:40,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 13:59:40,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2020-10-14 13:59:40,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-14 13:59:40,773 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-14 13:59:40,773 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-14 13:59:40,774 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-14 13:59:40,774 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2020-10-14 13:59:40,774 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-14 13:59:40,774 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-14 13:59:40,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2020-10-14 13:59:40,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2020-10-14 13:59:40,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_open_3 [2020-10-14 13:59:40,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2020-10-14 13:59:40,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_3 [2020-10-14 13:59:40,775 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2020-10-14 13:59:40,775 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-14 13:59:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-10-14 13:59:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-14 13:59:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2020-10-14 13:59:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-14 13:59:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-14 13:59:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-14 13:59:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-14 13:59:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2020-10-14 13:59:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 13:59:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-14 13:59:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-14 13:59:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 13:59:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-14 13:59:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-14 13:59:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-14 13:59:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-14 13:59:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-14 13:59:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-14 13:59:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-14 13:59:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-14 13:59:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-14 13:59:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-14 13:59:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-14 13:59:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-14 13:59:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2020-10-14 13:59:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-14 13:59:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_14 [2020-10-14 13:59:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2020-10-14 13:59:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-14 13:59:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 13:59:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 13:59:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-14 13:59:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-14 13:59:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-14 13:59:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-14 13:59:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-14 13:59:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-14 13:59:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-14 13:59:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-14 13:59:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-14 13:59:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 13:59:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 13:59:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-14 13:59:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 13:59:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 13:59:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-14 13:59:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_12 [2020-10-14 13:59:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-14 13:59:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-14 13:59:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-14 13:59:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-14 13:59:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 13:59:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 13:59:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2020-10-14 13:59:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_13 [2020-10-14 13:59:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-14 13:59:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-14 13:59:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 13:59:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-14 13:59:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 13:59:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-14 13:59:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-14 13:59:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 13:59:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 13:59:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 13:59:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 13:59:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-14 13:59:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-14 13:59:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-14 13:59:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-14 13:59:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-14 13:59:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-14 13:59:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-14 13:59:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-14 13:59:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_3 [2020-10-14 13:59:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-14 13:59:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-14 13:59:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-14 13:59:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-14 13:59:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2020-10-14 13:59:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2020-10-14 13:59:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2020-10-14 13:59:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2020-10-14 13:59:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_on [2020-10-14 13:59:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2020-10-14 13:59:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-14 13:59:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-10-14 13:59:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2020-10-14 13:59:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2020-10-14 13:59:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2020-10-14 13:59:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2020-10-14 13:59:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2020-10-14 13:59:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure get_ppp [2020-10-14 13:59:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure get_proto [2020-10-14 13:59:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure proto_name [2020-10-14 13:59:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_type_trans [2020-10-14 13:59:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_hard_header [2020-10-14 13:59:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_flush [2020-10-14 13:59:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_cp [2020-10-14 13:59:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-14 13:59:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2020-10-14 13:59:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_parse_cr [2020-10-14 13:59:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_rx [2020-10-14 13:59:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_timer [2020-10-14 13:59:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start [2020-10-14 13:59:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_stop [2020-10-14 13:59:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_close [2020-10-14 13:59:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-14 13:59:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2020-10-14 13:59:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2020-10-14 13:59:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_3 [2020-10-14 13:59:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 13:59:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 13:59:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2020-10-14 13:59:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_open_3 [2020-10-14 13:59:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2020-10-14 13:59:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-14 13:59:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 13:59:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-14 13:59:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-14 13:59:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-14 13:59:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-14 13:59:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-14 13:59:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-14 13:59:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-14 13:59:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-14 13:59:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-14 13:59:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-14 13:59:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-14 13:59:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-14 13:59:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-14 13:59:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 13:59:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 13:59:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 13:59:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 13:59:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 13:59:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 13:59:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-14 13:59:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-14 13:59:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-14 13:59:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-14 13:59:41,811 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-14 13:59:42,923 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 13:59:42,924 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-14 13:59:42,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:59:42 BoogieIcfgContainer [2020-10-14 13:59:42,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 13:59:42,935 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 13:59:42,935 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 13:59:42,938 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 13:59:42,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 01:59:38" (1/3) ... [2020-10-14 13:59:42,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@105514d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 01:59:42, skipping insertion in model container [2020-10-14 13:59:42,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:40" (2/3) ... [2020-10-14 13:59:42,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@105514d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 01:59:42, skipping insertion in model container [2020-10-14 13:59:42,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:59:42" (3/3) ... [2020-10-14 13:59:42,942 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2020-10-14 13:59:42,953 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 13:59:42,963 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 13:59:42,978 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 13:59:43,008 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 13:59:43,008 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 13:59:43,008 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 13:59:43,008 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 13:59:43,009 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 13:59:43,009 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 13:59:43,009 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 13:59:43,009 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 13:59:43,045 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states. [2020-10-14 13:59:43,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-14 13:59:43,061 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 13:59:43,062 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 13:59:43,063 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 13:59:43,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 13:59:43,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1137307390, now seen corresponding path program 1 times [2020-10-14 13:59:43,082 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 13:59:43,083 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1386744036] [2020-10-14 13:59:43,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 13:59:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:43,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:45,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:45,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 13:59:45,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 13:59:45,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1998 [2020-10-14 13:59:45,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:45,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:45,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 13:59:45,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-14 13:59:45,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 13:59:45,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 13:59:45,818 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-14 13:59:45,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 13:59:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:45,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:45,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:45,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:45,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:45,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 13:59:45,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:45,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:45,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:45,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:45,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:45,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:45,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 13:59:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:45,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:45,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:45,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:45,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:45,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 13:59:45,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:45,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:45,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:45,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:45,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:45,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:45,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 13:59:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:45,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:45,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:45,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:45,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:45,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 13:59:45,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:45,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:45,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:45,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:45,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:45,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:45,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 13:59:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:45,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:45,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:45,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:45,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:45,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 13:59:45,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:45,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:45,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:45,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:45,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:45,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:46,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 13:59:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:46,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:46,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:46,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:46,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:46,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 13:59:46,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:46,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:46,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:46,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:46,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:46,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 13:59:46,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 13:59:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:46,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:46,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:46,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:46,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:46,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 13:59:46,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:46,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:46,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:46,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:46,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:46,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:46,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 13:59:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:46,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:46,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:46,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 13:59:46,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:46,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 13:59:46,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:46,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:46,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:46,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:46,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:46,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:46,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 13:59:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:46,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:46,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:46,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:46,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:46,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 13:59:46,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:46,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:46,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:46,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:46,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:46,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 13:59:46,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 13:59:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:46,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:46,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:46,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 13:59:46,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:46,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 13:59:46,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:46,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:46,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:46,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 13:59:46,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:46,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:46,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 13:59:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:46,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:46,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:46,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:46,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:46,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 13:59:46,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:46,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:46,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:46,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 13:59:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:46,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:46,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:46,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:46,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:46,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 13:59:46,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:46,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 13:59:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:46,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:46,189 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-14 13:59:46,191 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1386744036] [2020-10-14 13:59:46,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 13:59:46,194 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 13:59:46,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131218552] [2020-10-14 13:59:46,202 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 13:59:46,202 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 13:59:46,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 13:59:46,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-14 13:59:46,220 INFO L87 Difference]: Start difference. First operand 776 states. Second operand 6 states. [2020-10-14 13:59:46,522 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-14 13:59:46,776 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-14 13:59:47,024 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-14 14:00:00,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:00:00,815 INFO L93 Difference]: Finished difference Result 2826 states and 4352 transitions. [2020-10-14 14:00:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 14:00:00,817 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-10-14 14:00:00,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:00:00,873 INFO L225 Difference]: With dead ends: 2826 [2020-10-14 14:00:00,874 INFO L226 Difference]: Without dead ends: 2040 [2020-10-14 14:00:00,894 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-14 14:00:00,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2040 states. [2020-10-14 14:00:01,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2040 to 1431. [2020-10-14 14:00:01,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1431 states. [2020-10-14 14:00:01,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1431 states and 1935 transitions. [2020-10-14 14:00:01,202 INFO L78 Accepts]: Start accepts. Automaton has 1431 states and 1935 transitions. Word has length 68 [2020-10-14 14:00:01,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:00:01,203 INFO L479 AbstractCegarLoop]: Abstraction has 1431 states and 1935 transitions. [2020-10-14 14:00:01,203 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 14:00:01,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1935 transitions. [2020-10-14 14:00:01,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-14 14:00:01,212 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:00:01,212 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 14:00:01,213 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 14:00:01,213 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:00:01,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:00:01,213 INFO L82 PathProgramCache]: Analyzing trace with hash -435352740, now seen corresponding path program 1 times [2020-10-14 14:00:01,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:00:01,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1712413635] [2020-10-14 14:00:01,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:00:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:01,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:01,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:01,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:04,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:04,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-14 14:00:04,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 14:00:04,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3404 [2020-10-14 14:00:04,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:04,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:04,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 14:00:04,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-14 14:00:04,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-14 14:00:04,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,003 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-14 14:00:05,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:05,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 14:00:05,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:00:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:05,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:05,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:05,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:00:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:05,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 14:00:05,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:00:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:05,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:05,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:00:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:05,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:05,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:00:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:05,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:05,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:00:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:00:05,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 14:00:05,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 14:00:05,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:00:05,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:05,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 14:00:05,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 14:00:05,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 14:00:05,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 14:00:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 14:00:05,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-14 14:00:05,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 14:00:05,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 14:00:05,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 14:00:05,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 14:00:05,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:05,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:05,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:00:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:05,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 14:00:05,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 14:00:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:05,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-14 14:00:05,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:00:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:05,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:05,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:05,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:05,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 14:00:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:05,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:05,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:05,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:05,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:05,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 14:00:05,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:05,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:05,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:00:05,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:05,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:00:05,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-14 14:00:05,630 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1712413635] [2020-10-14 14:00:05,630 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 14:00:05,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 14:00:05,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864412203] [2020-10-14 14:00:05,632 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 14:00:05,633 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:00:05,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 14:00:05,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-14 14:00:05,633 INFO L87 Difference]: Start difference. First operand 1431 states and 1935 transitions. Second operand 11 states. [2020-10-14 14:00:05,815 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-14 14:00:06,128 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-14 14:00:06,384 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-14 14:00:09,150 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 162 [2020-10-14 14:00:09,393 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-14 14:00:09,607 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-14 14:00:12,116 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-14 14:00:26,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:00:26,713 INFO L93 Difference]: Finished difference Result 5276 states and 7935 transitions. [2020-10-14 14:00:26,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 14:00:26,714 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 90 [2020-10-14 14:00:26,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:00:26,765 INFO L225 Difference]: With dead ends: 5276 [2020-10-14 14:00:26,765 INFO L226 Difference]: Without dead ends: 3853 [2020-10-14 14:00:26,783 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=148, Invalid=358, Unknown=0, NotChecked=0, Total=506 [2020-10-14 14:00:26,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3853 states. [2020-10-14 14:00:27,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3853 to 3057. [2020-10-14 14:00:27,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3057 states. [2020-10-14 14:00:27,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3057 states to 3057 states and 4352 transitions. [2020-10-14 14:00:27,185 INFO L78 Accepts]: Start accepts. Automaton has 3057 states and 4352 transitions. Word has length 90 [2020-10-14 14:00:27,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:00:27,186 INFO L479 AbstractCegarLoop]: Abstraction has 3057 states and 4352 transitions. [2020-10-14 14:00:27,186 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 14:00:27,186 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 4352 transitions. [2020-10-14 14:00:27,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-14 14:00:27,198 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:00:27,198 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 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] [2020-10-14 14:00:27,199 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 14:00:27,199 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:00:27,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:00:27,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1556630393, now seen corresponding path program 1 times [2020-10-14 14:00:27,200 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:00:27,200 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1054624682] [2020-10-14 14:00:27,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:00:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:27,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:27,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:28,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:29,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:30,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:32,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:32,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-14 14:00:32,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 14:00:32,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5048 [2020-10-14 14:00:32,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:32,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 14:00:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-14 14:00:32,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 14:00:32,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 14:00:32,732 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-14 14:00:32,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:32,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:32,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:32,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:32,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:32,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 14:00:32,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:32,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:32,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:32,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:32,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:32,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:32,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:00:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:32,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:32,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:32,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:32,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:32,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:00:32,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:32,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:32,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:32,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:32,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:32,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:32,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:00:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:32,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:32,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:32,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:32,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:32,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:00:32,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:32,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:32,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:32,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:32,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:32,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:32,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:00:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:32,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:32,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:32,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:32,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:32,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:00:32,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:32,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:32,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:32,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:32,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:32,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:32,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:00:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:32,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:32,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:32,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:32,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:32,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:00:32,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:32,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:32,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:32,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:32,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:32,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:32,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:00:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:32,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:32,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:32,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:32,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:32,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:00:32,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:32,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:32,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:32,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:32,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:32,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:32,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:00:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:32,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:32,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:32,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:00:32,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:32,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 14:00:32,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:32,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:32,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:32,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:32,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:32,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:32,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:32,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:32,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:32,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:32,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:32,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:32,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:32,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:32,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:32,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:32,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:32,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 14:00:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-14 14:00:33,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:33,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-14 14:00:33,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-14 14:00:33,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 14:00:33,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:33,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-14 14:00:33,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:33,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 14:00:33,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:33,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-14 14:00:33,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:33,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 14:00:33,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:33,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-14 14:00:33,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:33,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:33,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 14:00:33,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:33,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 14:00:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 14:00:33,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:33,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 14:00:33,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:33,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 14:00:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 14:00:33,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:33,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 14:00:33,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-14 14:00:33,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 14:00:33,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:33,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 14:00:33,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:33,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:33,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:33,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:33,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:33,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:00:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:33,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:33,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:33,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:33,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 14:00:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:33,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:33,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:00:33,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:00:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:33,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:33,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:33,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:33,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 14:00:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:33,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:33,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:33,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:33,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 14:00:33,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:33,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:33,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:33,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:00:33,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:33,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:33,752 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-14 14:00:33,753 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1054624682] [2020-10-14 14:00:33,754 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 14:00:33,754 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 14:00:33,754 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499721808] [2020-10-14 14:00:33,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 14:00:33,757 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:00:33,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 14:00:33,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-14 14:00:33,757 INFO L87 Difference]: Start difference. First operand 3057 states and 4352 transitions. Second operand 10 states. [2020-10-14 14:00:33,924 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-14 14:00:34,177 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-14 14:00:34,394 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-14 14:00:49,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:00:49,102 INFO L93 Difference]: Finished difference Result 8854 states and 12846 transitions. [2020-10-14 14:00:49,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 14:00:49,103 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 137 [2020-10-14 14:00:49,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:00:49,162 INFO L225 Difference]: With dead ends: 8854 [2020-10-14 14:00:49,162 INFO L226 Difference]: Without dead ends: 5821 [2020-10-14 14:00:49,197 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2020-10-14 14:00:49,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5821 states. [2020-10-14 14:00:49,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5821 to 4921. [2020-10-14 14:00:49,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4921 states. [2020-10-14 14:00:49,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4921 states to 4921 states and 6848 transitions. [2020-10-14 14:00:49,851 INFO L78 Accepts]: Start accepts. Automaton has 4921 states and 6848 transitions. Word has length 137 [2020-10-14 14:00:49,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:00:49,852 INFO L479 AbstractCegarLoop]: Abstraction has 4921 states and 6848 transitions. [2020-10-14 14:00:49,852 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 14:00:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 4921 states and 6848 transitions. [2020-10-14 14:00:49,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-14 14:00:49,877 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:00:49,877 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 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] [2020-10-14 14:00:49,877 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 14:00:49,878 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:00:49,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:00:49,878 INFO L82 PathProgramCache]: Analyzing trace with hash 473921416, now seen corresponding path program 1 times [2020-10-14 14:00:49,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:00:49,879 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1364644066] [2020-10-14 14:00:49,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:00:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:50,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:50,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:51,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:51,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-14 14:00:51,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:51,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1915 [2020-10-14 14:00:51,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:51,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:51,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 14:00:51,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 14:00:51,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 14:00:51,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,129 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-14 14:00:52,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:52,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-14 14:00:52,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:00:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:52,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:52,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:00:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:52,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:52,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:00:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:52,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:52,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:52,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:00:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:52,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:52,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:52,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:00:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:52,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:52,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:52,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:00:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:00:52,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:52,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:52,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:52,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 14:00:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 14:00:52,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 14:00:52,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:52,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:52,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 14:00:52,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 14:00:52,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:52,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:52,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:00:52,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:00:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:52,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:52,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 14:00:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:52,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:52,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:00:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:52,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:52,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 14:00:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 14:00:52,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 14:00:52,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 14:00:52,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 14:00:52,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:52,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:52,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 14:00:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:52,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:52,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-14 14:00:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-14 14:00:52,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:52,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 215 [2020-10-14 14:00:52,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-14 14:00:52,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 14:00:52,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:52,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-14 14:00:52,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:52,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:52,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:52,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:52,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:52,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:53,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:53,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 14:00:53,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:53,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-14 14:00:53,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:53,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:53,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:53,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:53,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:53,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 14:00:53,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:53,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:53,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:53,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:53,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 14:00:53,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:53,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-14 14:00:53,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:53,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:53,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:53,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:53,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:53,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:53,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:53,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:53,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:53,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:53,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:53,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:53,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 14:00:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:53,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:53,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:53,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 14:00:53,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:53,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:53,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:53,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:53,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:53,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:53,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:53,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:53,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 14:00:53,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:53,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:53,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:53,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:00:53,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:53,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:53,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:53,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:53,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:53,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 14:00:53,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:53,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:53,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:53,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:53,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:53,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:53,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:53,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:53,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:53,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:53,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:53,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:53,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:53,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:53,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 14:00:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:53,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:53,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:53,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:53,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:53,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:53,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:53,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:53,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:53,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:00:53,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:53,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-10-14 14:00:53,256 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1364644066] [2020-10-14 14:00:53,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 14:00:53,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 14:00:53,261 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486287715] [2020-10-14 14:00:53,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 14:00:53,262 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:00:53,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 14:00:53,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-14 14:00:53,263 INFO L87 Difference]: Start difference. First operand 4921 states and 6848 transitions. Second operand 11 states. [2020-10-14 14:00:53,422 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-14 14:00:53,706 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-14 14:00:53,941 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-14 14:01:11,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:01:11,580 INFO L93 Difference]: Finished difference Result 13942 states and 19998 transitions. [2020-10-14 14:01:11,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 14:01:11,581 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 167 [2020-10-14 14:01:11,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:01:11,658 INFO L225 Difference]: With dead ends: 13942 [2020-10-14 14:01:11,659 INFO L226 Difference]: Without dead ends: 9045 [2020-10-14 14:01:11,711 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2020-10-14 14:01:11,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9045 states. [2020-10-14 14:01:12,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9045 to 7593. [2020-10-14 14:01:12,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7593 states. [2020-10-14 14:01:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7593 states to 7593 states and 10596 transitions. [2020-10-14 14:01:12,652 INFO L78 Accepts]: Start accepts. Automaton has 7593 states and 10596 transitions. Word has length 167 [2020-10-14 14:01:12,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:01:12,654 INFO L479 AbstractCegarLoop]: Abstraction has 7593 states and 10596 transitions. [2020-10-14 14:01:12,654 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 14:01:12,654 INFO L276 IsEmpty]: Start isEmpty. Operand 7593 states and 10596 transitions. [2020-10-14 14:01:12,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-14 14:01:12,675 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:01:12,675 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 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] [2020-10-14 14:01:12,675 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 14:01:12,676 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:01:12,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:01:12,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1531954979, now seen corresponding path program 1 times [2020-10-14 14:01:12,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:01:12,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [912833162] [2020-10-14 14:01:12,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:01:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:12,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:12,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:13,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:13,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:17,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:17,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-14 14:01:17,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 14:01:17,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5062 [2020-10-14 14:01:17,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:17,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:17,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:01:17,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 151 [2020-10-14 14:01:17,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:01:17,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:18,183 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-14 14:01:18,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:01:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:18,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:18,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:18,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:18,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-14 14:01:18,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:18,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:18,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:18,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:18,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:01:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:18,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:18,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:18,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:18,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:01:18,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:18,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:18,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:18,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:18,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:18,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:18,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:01:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:18,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:18,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:18,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:18,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:01:18,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:18,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:18,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:18,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:18,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:18,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:18,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:01:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:18,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:18,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:18,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:18,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:01:18,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:18,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:18,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:18,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:01:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:18,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:18,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:18,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:18,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:01:18,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:18,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:18,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:18,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:18,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:18,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:18,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:01:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:18,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:18,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:18,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:18,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:01:18,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:18,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:18,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:18,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:18,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:18,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:18,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:01:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:18,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:18,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:01:18,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:18,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:01:18,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:18,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:18,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:18,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:01:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:18,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:18,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:18,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:18,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:01:18,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:18,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:18,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:18,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:18,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:18,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:18,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 14:01:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:18,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:18,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:19,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:21,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:21,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-14 14:01:21,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 14:01:21,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3024 [2020-10-14 14:01:21,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:21,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:21,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:01:21,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-14 14:01:21,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:01:21,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:21,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:21,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:21,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:21,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:21,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:21,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:23,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:23,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-14 14:01:23,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 14:01:23,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1628 [2020-10-14 14:01:23,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:23,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:23,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:01:23,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-14 14:01:23,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:01:23,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:23,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:23,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:23,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:23,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:23,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:23,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:24,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:24,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 104 [2020-10-14 14:01:24,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 14:01:24,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1431 [2020-10-14 14:01:24,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:24,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:24,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:01:24,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-14 14:01:24,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:01:24,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:24,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:24,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:24,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:24,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 14:01:24,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:24,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:01:24,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:24,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:24,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:24,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:24,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:24,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:24,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:24,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:24,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:24,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:01:24,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:24,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:01:24,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:24,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:24,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:24,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:24,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:24,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:24,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:24,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:24,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:01:24,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:24,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:24,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:24,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:24,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:24,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:24,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 14:01:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:24,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:24,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:24,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:24,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:24,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:01:24,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:24,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:24,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:24,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:24,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:24,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:24,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 14:01:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:24,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:24,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:24,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:24,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:24,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:01:24,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:24,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:24,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:24,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:24,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:24,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:24,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 14:01:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:24,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:24,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:24,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:01:24,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:24,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:01:24,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:24,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:24,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:24,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:24,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:24,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:24,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:24,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:24,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:24,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:24,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:24,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:01:24,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:24,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:24,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:24,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:24,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:24,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:24,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 14:01:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:24,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:24,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:24,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 14:01:24,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:24,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-14 14:01:24,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:24,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:24,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:01:24,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 14:01:24,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:01:24,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:24,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:24,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:24,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:24,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 14:01:24,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:24,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 14:01:24,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:24,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:24,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:01:24,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 14:01:24,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:01:24,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:25,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:25,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:25,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:25,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 14:01:25,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:25,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 14:01:25,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:25,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:25,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:01:25,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 14:01:25,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:01:25,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:25,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:25,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:25,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:25,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:25,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:25,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:01:25,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:25,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:25,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 14:01:25,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:25,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:01:25,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:25,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 14:01:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:25,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:25,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:25,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 14:01:25,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:25,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:01:25,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:25,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:25,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:25,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 14:01:25,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:25,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:25,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 14:01:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:25,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:25,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:25,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 14:01:25,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:25,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 14:01:25,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:25,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:25,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:25,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-14 14:01:25,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:25,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:25,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:01:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:25,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:25,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:25,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 14:01:25,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:25,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 14:01:25,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:25,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:25,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:25,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:25,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:25,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:25,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:25,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:25,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:25,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:25,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:25,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:01:25,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:25,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:25,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:25,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:25,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:25,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:25,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:01:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:25,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:25,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:25,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:25,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:25,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:01:25,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:25,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:25,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:25,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:25,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:25,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:25,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 14:01:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:25,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:25,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:25,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:25,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:25,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:01:25,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:25,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:25,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:25,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:25,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:25,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:25,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:01:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:25,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:25,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:25,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:25,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:25,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:01:25,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:25,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:25,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:25,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-14 14:01:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:25,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:25,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:25,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:25,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:25,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:01:25,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:25,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:25,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:25,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:01:25,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:25,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:25,406 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-10-14 14:01:25,406 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [912833162] [2020-10-14 14:01:25,406 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 14:01:25,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-14 14:01:25,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942486486] [2020-10-14 14:01:25,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-14 14:01:25,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:01:25,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-14 14:01:25,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-10-14 14:01:25,408 INFO L87 Difference]: Start difference. First operand 7593 states and 10596 transitions. Second operand 14 states. [2020-10-14 14:01:25,570 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-14 14:01:25,839 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-14 14:01:28,776 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-14 14:01:28,965 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-14 14:01:37,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:01:37,623 INFO L93 Difference]: Finished difference Result 16595 states and 24878 transitions. [2020-10-14 14:01:37,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 14:01:37,624 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 178 [2020-10-14 14:01:37,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:01:37,684 INFO L225 Difference]: With dead ends: 16595 [2020-10-14 14:01:37,684 INFO L226 Difference]: Without dead ends: 9026 [2020-10-14 14:01:37,739 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2020-10-14 14:01:37,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9026 states. [2020-10-14 14:01:38,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9026 to 7641. [2020-10-14 14:01:38,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7641 states. [2020-10-14 14:01:38,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7641 states to 7641 states and 10653 transitions. [2020-10-14 14:01:38,563 INFO L78 Accepts]: Start accepts. Automaton has 7641 states and 10653 transitions. Word has length 178 [2020-10-14 14:01:38,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:01:38,565 INFO L479 AbstractCegarLoop]: Abstraction has 7641 states and 10653 transitions. [2020-10-14 14:01:38,565 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-14 14:01:38,565 INFO L276 IsEmpty]: Start isEmpty. Operand 7641 states and 10653 transitions. [2020-10-14 14:01:38,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-14 14:01:38,581 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:01:38,581 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 2, 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] [2020-10-14 14:01:38,581 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 14:01:38,582 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:01:38,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:01:38,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1717068020, now seen corresponding path program 1 times [2020-10-14 14:01:38,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:01:38,582 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2075777039] [2020-10-14 14:01:38,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:01:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:38,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:38,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:38,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:38,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:43,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:43,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-10-14 14:01:43,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 14:01:43,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-14 14:01:43,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:43,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:43,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 14:01:43,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 114 [2020-10-14 14:01:43,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 14:01:43,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:44,013 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-14 14:01:44,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:01:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:44,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:44,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:44,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:44,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-14 14:01:44,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:44,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:44,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:44,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:44,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:44,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:44,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:01:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:44,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:44,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:44,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:44,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:01:44,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:44,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:44,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:44,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:44,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:44,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:44,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:01:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:44,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:44,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:44,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:44,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:01:44,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:44,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:44,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:44,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:44,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:44,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:44,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:01:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:44,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:44,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:44,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:44,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:01:44,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:44,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:44,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:44,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:44,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:44,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:44,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:01:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:44,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:44,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:44,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:44,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:01:44,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:44,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:44,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:44,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:44,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:44,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:44,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:01:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:44,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:44,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:44,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:44,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:01:44,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:44,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:44,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:44,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:44,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:44,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:44,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:01:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:44,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:44,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:01:44,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:44,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:01:44,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:44,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:44,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:44,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:44,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:44,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:44,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:01:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:44,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:44,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:44,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:44,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:01:44,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:44,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:44,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:44,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:44,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:44,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:44,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 14:01:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:44,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:44,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:48,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:48,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-14 14:01:48,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 14:01:48,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3820 [2020-10-14 14:01:48,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:48,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:48,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 14:01:48,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-14 14:01:48,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 14:01:48,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:48,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:48,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:48,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:48,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:48,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:48,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:50,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:50,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-14 14:01:50,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 14:01:50,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2449 [2020-10-14 14:01:50,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:50,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:50,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 14:01:50,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-14 14:01:50,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 14:01:50,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:50,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:50,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:50,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:50,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:50,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:51,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 119 [2020-10-14 14:01:53,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 14:01:53,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2362 [2020-10-14 14:01:53,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 14:01:53,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-14 14:01:53,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 14:01:53,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 14:01:53,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:01:53,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:53,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:01:53,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:01:53,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:53,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:53,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:01:53,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:53,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 14:01:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:53,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:01:53,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:53,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 14:01:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:53,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:01:53,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 14:01:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:01:53,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:01:53,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 14:01:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:53,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:01:53,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 14:01:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 14:01:53,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:01:53,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 192 [2020-10-14 14:01:53,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 14:01:53,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 14:01:53,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 14:01:53,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 14:01:53,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 14:01:53,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 14:01:53,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 14:01:53,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 14:01:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:53,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:01:53,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 14:01:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:01:53,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:01:53,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 14:01:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 14:01:53,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:01:53,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-14 14:01:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 14:01:53,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 14:01:53,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-14 14:01:53,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:01:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 14:01:53,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 14:01:53,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:53,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:01:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:53,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:01:53,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:01:53,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:53,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:01:53,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:01:53,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 14:01:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:53,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:01:53,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:53,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:01:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:53,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:01:53,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:01:53,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:53,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 14:01:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:01:53,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:01:53,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:01:53,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:01:53,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:01:53,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:01:53,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:01:53,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:01:53,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:01:53,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:01:53,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:01:53,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:01:53,759 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-10-14 14:01:53,759 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2075777039] [2020-10-14 14:01:53,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 14:01:53,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-14 14:01:53,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191188084] [2020-10-14 14:01:53,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-14 14:01:53,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:01:53,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-14 14:01:53,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2020-10-14 14:01:53,761 INFO L87 Difference]: Start difference. First operand 7641 states and 10653 transitions. Second operand 13 states. [2020-10-14 14:01:53,925 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-14 14:01:55,624 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-14 14:02:05,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:02:05,476 INFO L93 Difference]: Finished difference Result 16775 states and 23960 transitions. [2020-10-14 14:02:05,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 14:02:05,477 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 189 [2020-10-14 14:02:05,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:02:05,534 INFO L225 Difference]: With dead ends: 16775 [2020-10-14 14:02:05,534 INFO L226 Difference]: Without dead ends: 9158 [2020-10-14 14:02:05,564 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2020-10-14 14:02:05,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9158 states. [2020-10-14 14:02:06,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9158 to 7713. [2020-10-14 14:02:06,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7713 states. [2020-10-14 14:02:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7713 states to 7713 states and 10725 transitions. [2020-10-14 14:02:06,532 INFO L78 Accepts]: Start accepts. Automaton has 7713 states and 10725 transitions. Word has length 189 [2020-10-14 14:02:06,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:02:06,533 INFO L479 AbstractCegarLoop]: Abstraction has 7713 states and 10725 transitions. [2020-10-14 14:02:06,533 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-14 14:02:06,533 INFO L276 IsEmpty]: Start isEmpty. Operand 7713 states and 10725 transitions. [2020-10-14 14:02:06,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-14 14:02:06,548 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:02:06,549 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 2, 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] [2020-10-14 14:02:06,549 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 14:02:06,549 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:02:06,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:02:06,550 INFO L82 PathProgramCache]: Analyzing trace with hash -2072155400, now seen corresponding path program 1 times [2020-10-14 14:02:06,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:02:06,550 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [977024457] [2020-10-14 14:02:06,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:02:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:06,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:06,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:10,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:11,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:11,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-10-14 14:02:11,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 14:02:11,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-14 14:02:11,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:11,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:02:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 239 [2020-10-14 14:02:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 14:02:11,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:11,986 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-14 14:02:11,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:02:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:11,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:12,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:12,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:12,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 14:02:12,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:12,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:12,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:12,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:12,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:12,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:12,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:02:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:12,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:12,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:12,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:12,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:02:12,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:12,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:12,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:12,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:12,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:02:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:12,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:12,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:12,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:12,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:02:12,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:12,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:12,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:12,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:12,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:12,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:12,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:02:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:12,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:12,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:12,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:12,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:02:12,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:12,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:12,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:12,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:12,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:12,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:12,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:02:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:12,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:12,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:12,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:12,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:02:12,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:12,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:12,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:12,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:12,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:12,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:12,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:02:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:12,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:12,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:12,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:12,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:02:12,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:12,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:12,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:12,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:12,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:12,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:12,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:02:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:12,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:12,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:02:12,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:12,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:02:12,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:12,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:12,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:12,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:12,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:12,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:12,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:02:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:12,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:12,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:12,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:12,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:02:12,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:12,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:12,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:12,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 14:02:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:12,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:12,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-14 14:02:12,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:02:12,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 486 [2020-10-14 14:02:12,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:12,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:12,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:12,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:12,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:12,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:12,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:12,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:12,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:13,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-14 14:02:13,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:02:13,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 394 [2020-10-14 14:02:13,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:13,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:13,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:13,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:13,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:13,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:13,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 119 [2020-10-14 14:02:13,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:02:13,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 284 [2020-10-14 14:02:13,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:13,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:13,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:13,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:13,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:13,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:13,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:13,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:13,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 14:02:13,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:13,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:02:13,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:13,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:13,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:13,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:13,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:13,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:13,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:13,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:13,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:02:13,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:13,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 14:02:13,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:13,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:13,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:13,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:13,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:13,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:13,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:13,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:13,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:13,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:13,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:02:13,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:13,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:13,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:13,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:13,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:13,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:13,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 14:02:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:13,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:13,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:13,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:13,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:02:13,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:13,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:13,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:13,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:13,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:13,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:13,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 14:02:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:13,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:13,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:13,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:13,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:02:13,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:13,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:13,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:13,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:13,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:13,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:13,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 14:02:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:13,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:13,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:02:13,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:13,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:02:13,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:13,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:13,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:13,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:13,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:13,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:13,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:13,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:13,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:13,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:13,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:02:13,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:13,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:13,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:13,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:13,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:13,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:13,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 14:02:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:13,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:13,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 14:02:14,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:02:14,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 371 [2020-10-14 14:02:14,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 14:02:14,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 14:02:14,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 14:02:14,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 14:02:14,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 14:02:14,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 14:02:14,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 14:02:14,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 14:02:14,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 14:02:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:14,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:02:14,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 14:02:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:14,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:02:14,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 14:02:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 14:02:14,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 14:02:14,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 14:02:14,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-14 14:02:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 14:02:14,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-14 14:02:14,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 14:02:14,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 14:02:14,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:02:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 14:02:14,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 14:02:14,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:14,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:02:14,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:02:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:14,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:02:14,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 14:02:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:14,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:02:14,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:02:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:14,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:02:14,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:14,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 14:02:14,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:14,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:14,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:14,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:14,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:14,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:02:14,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:14,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:14,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:14,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:02:14,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:14,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:14,704 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-10-14 14:02:14,705 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [977024457] [2020-10-14 14:02:14,705 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 14:02:14,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-14 14:02:14,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596422129] [2020-10-14 14:02:14,707 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-14 14:02:14,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:02:14,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-14 14:02:14,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-14 14:02:14,708 INFO L87 Difference]: Start difference. First operand 7713 states and 10725 transitions. Second operand 15 states. [2020-10-14 14:02:14,935 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-14 14:02:15,238 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-14 14:02:15,503 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-14 14:02:26,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:02:26,375 INFO L93 Difference]: Finished difference Result 16757 states and 23775 transitions. [2020-10-14 14:02:26,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 14:02:26,376 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 189 [2020-10-14 14:02:26,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:02:26,433 INFO L225 Difference]: With dead ends: 16757 [2020-10-14 14:02:26,433 INFO L226 Difference]: Without dead ends: 9068 [2020-10-14 14:02:26,466 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=180, Invalid=522, Unknown=0, NotChecked=0, Total=702 [2020-10-14 14:02:26,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9068 states. [2020-10-14 14:02:27,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9068 to 7699. [2020-10-14 14:02:27,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7699 states. [2020-10-14 14:02:27,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7699 states to 7699 states and 10701 transitions. [2020-10-14 14:02:27,264 INFO L78 Accepts]: Start accepts. Automaton has 7699 states and 10701 transitions. Word has length 189 [2020-10-14 14:02:27,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:02:27,264 INFO L479 AbstractCegarLoop]: Abstraction has 7699 states and 10701 transitions. [2020-10-14 14:02:27,265 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-14 14:02:27,265 INFO L276 IsEmpty]: Start isEmpty. Operand 7699 states and 10701 transitions. [2020-10-14 14:02:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-10-14 14:02:27,299 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:02:27,300 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 14:02:27,300 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 14:02:27,300 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:02:27,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:02:27,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1620000506, now seen corresponding path program 1 times [2020-10-14 14:02:27,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:02:27,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1591997192] [2020-10-14 14:02:27,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:02:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:27,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:27,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:27,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-10-14 14:02:32,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 14:02:32,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4964 [2020-10-14 14:02:32,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 14:02:32,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 156 [2020-10-14 14:02:32,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 14:02:32,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:32,576 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-14 14:02:32,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:02:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:32,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 14:02:32,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:32,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:02:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:32,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:02:32,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 14:02:32,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:02:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:32,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:02:32,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:32,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:02:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:32,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:02:32,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:32,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:02:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:32,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:02:32,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:32,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:02:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:32,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:02:32,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:32,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:02:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:02:32,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:02:32,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:32,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:02:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:32,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:02:32,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:32,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 14:02:32,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 14:02:32,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 14:02:32,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:32,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:02:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 14:02:32,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 14:02:32,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:32,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:32,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:02:32,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:32,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:02:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:32,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:02:32,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:32,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 14:02:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:32,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:02:32,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:32,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:02:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:32,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:02:32,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:32,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 14:02:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 14:02:32,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 14:02:32,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:32,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:32,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:02:32,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:32,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 14:02:32,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:32,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:02:32,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:32,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 14:02:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:32,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:32,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:32,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:32,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:32,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:02:32,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:32,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:32,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:32,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:32,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:32,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:32,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 14:02:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 14:02:33,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:02:33,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 197 [2020-10-14 14:02:33,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 14:02:33,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:33,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 14:02:33,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:02:33,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 205 [2020-10-14 14:02:33,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:33,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:33,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 14:02:33,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:33,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 14:02:33,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:33,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:33,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 14:02:33,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:33,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 14:02:33,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:33,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:02:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 14:02:33,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:33,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 14:02:33,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:33,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:33,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 14:02:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:33,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:33,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:02:33,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:33,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:33,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 14:02:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:02:33,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:33,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 14:02:33,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:33,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:02:33,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 14:02:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 14:02:33,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:33,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:02:33,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:33,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:33,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 14:02:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:02:33,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:33,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 14:02:33,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 14:02:33,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:33,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:02:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:33,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:33,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 14:02:33,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:02:33,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:33,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 14:02:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:33,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:02:33,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:02:33,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:02:33,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:02:33,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 14:02:33,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:02:33,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:02:33,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:02:33,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:02:33,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:02:33,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:02:33,604 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-10-14 14:02:33,604 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1591997192] [2020-10-14 14:02:33,604 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 14:02:33,604 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 14:02:33,605 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012333350] [2020-10-14 14:02:33,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 14:02:33,605 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:02:33,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 14:02:33,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-14 14:02:33,606 INFO L87 Difference]: Start difference. First operand 7699 states and 10701 transitions. Second operand 12 states. [2020-10-14 14:02:33,778 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-14 14:02:34,030 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-14 14:02:34,267 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-14 14:02:51,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:02:51,902 INFO L93 Difference]: Finished difference Result 20004 states and 28537 transitions. [2020-10-14 14:02:51,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 14:02:51,903 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 199 [2020-10-14 14:02:51,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:02:51,975 INFO L225 Difference]: With dead ends: 20004 [2020-10-14 14:02:51,975 INFO L226 Difference]: Without dead ends: 12329 [2020-10-14 14:02:52,009 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=143, Invalid=319, Unknown=0, NotChecked=0, Total=462 [2020-10-14 14:02:52,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12329 states. [2020-10-14 14:02:52,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12329 to 10417. [2020-10-14 14:02:52,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10417 states. [2020-10-14 14:02:52,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10417 states to 10417 states and 14508 transitions. [2020-10-14 14:02:52,886 INFO L78 Accepts]: Start accepts. Automaton has 10417 states and 14508 transitions. Word has length 199 [2020-10-14 14:02:52,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:02:52,887 INFO L479 AbstractCegarLoop]: Abstraction has 10417 states and 14508 transitions. [2020-10-14 14:02:52,887 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 14:02:52,887 INFO L276 IsEmpty]: Start isEmpty. Operand 10417 states and 14508 transitions. [2020-10-14 14:02:52,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-10-14 14:02:52,916 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:02:52,917 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 3, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2020-10-14 14:02:52,917 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 14:02:52,917 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:02:52,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:02:52,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1903244934, now seen corresponding path program 1 times [2020-10-14 14:02:52,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:02:52,918 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1667477594] [2020-10-14 14:02:52,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:02:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:02:53,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking...